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245230336 = 2813312377
BaseRepresentation
bin11101001110111…
…10101100000000
3122002102222210001
432213132230000
51000234332321
640200045344
76035265151
oct1647365400
9562388701
10245230336
111164761aa
126a163854
133ba62710
14247d7928
15167e0c91
hexe9deb00

245230336 has 72 divisors (see below), whose sum is σ = 544390784. Its totient is φ = 109486080.

The previous prime is 245230327. The next prime is 245230343. The reversal of 245230336 is 633032542.

245230336 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101980 + ... + 104356.

Almost surely, 2245230336 is an apocalyptic number.

245230336 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 245230336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (272195392).

245230336 is an abundant number, since it is smaller than the sum of its proper divisors (299160448).

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

245230336 is a wasteful number, since it uses less digits than its factorization.

245230336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2437 (or 2423 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 28.

The square root of 245230336 is about 15659.8319275783. The cubic root of 245230336 is about 625.9285066376.

Adding to 245230336 its reverse (633032542), we get a palindrome (878262878).

The spelling of 245230336 in words is "two hundred forty-five million, two hundred thirty thousand, three hundred thirty-six".

Divisors: 1 2 4 8 13 16 26 31 32 52 62 64 104 124 128 208 248 256 403 416 496 806 832 992 1612 1664 1984 2377 3224 3328 3968 4754 6448 7936 9508 12896 19016 25792 30901 38032 51584 61802 73687 76064 103168 123604 147374 152128 247208 294748 304256 494416 589496 608512 957931 988832 1178992 1915862 1977664 2357984 3831724 3955328 4715968 7663448 7910656 9431936 15326896 18863872 30653792 61307584 122615168 245230336