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230331416576 = 215311971151
BaseRepresentation
bin1101011010000011010…
…0101000000000000000
3211000112012012021221112
43112200310220000000
512233204320312301
6253451321342452
722432553510642
oct3264064500000
9730465167845
10230331416576
1189757097428
1238781637a28
1318949261a51
14b21055a892
155ed12159bb
hex35a0d28000

230331416576 has 128 divisors (see below), whose sum is σ = 478344683520. Its totient is φ = 110788608000.

The previous prime is 230331416573. The next prime is 230331416593. The reversal of 230331416576 is 675614133032.

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-2 number, since 2×2303314165762 (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (230331416573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 200113601 + ... + 200114751.

It is an arithmetic number, because the mean of its divisors is an integer number (3737067840).

Almost surely, 2230331416576 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 230331416576, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (239172341760).

230331416576 is an abundant number, since it is smaller than the sum of its proper divisors (248013266944).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

230331416576 is an equidigital number, since it uses as much as digits as its factorization.

230331416576 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1409 (or 1381 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 41.

The spelling of 230331416576 in words is "two hundred thirty billion, three hundred thirty-one million, four hundred sixteen thousand, five hundred seventy-six".

Divisors: 1 2 4 8 16 31 32 62 64 124 128 197 248 256 394 496 512 788 992 1024 1151 1576 1984 2048 2302 3152 3968 4096 4604 6107 6304 7936 8192 9208 12214 12608 15872 16384 18416 24428 25216 31744 32768 35681 36832 48856 50432 63488 71362 73664 97712 100864 126976 142724 147328 195424 201728 226747 253952 285448 294656 390848 403456 453494 507904 570896 589312 781696 806912 906988 1015808 1141792 1178624 1563392 1613824 1813976 2283584 2357248 3126784 3227648 3627952 4567168 4714496 6253568 6455296 7029157 7255904 9134336 9428992 12507136 14058314 14511808 18268672 18857984 25014272 28116628 29023616 36537344 37715968 50028544 56233256 58047232 73074688 100057088 112466512 116094464 146149376 200114176 224933024 232188928 292298752 449866048 464377856 584597504 899732096 928755712 1169195008 1799464192 1857511424 3598928384 3715022848 7197856768 7430045696 14395713536 28791427072 57582854144 115165708288 230331416576