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468213504 = 28311192917
BaseRepresentation
bin11011111010000…
…101111100000000
31012122000201011220
4123322011330000
51424330313004
6114243235040
714413514643
oct3372057400
91178021156
10468213504
11220326810
12110978a80
1376005c15
144627da5a
152b189dd9
hex1be85f00

468213504 has 144 divisors (see below), whose sum is σ = 1431454080. Its totient is φ = 134369280.

The previous prime is 468213479. The next prime is 468213509. The reversal of 468213504 is 405312864.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (468213509) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 159054 + ... + 161970.

Almost surely, 2468213504 is an apocalyptic number.

468213504 is a gapful number since it is divisible by the number (44) 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 468213504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (715727040).

468213504 is an abundant number, since it is smaller than the sum of its proper divisors (963240576).

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

468213504 is a wasteful number, since it uses less digits than its factorization.

468213504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2966 (or 2952 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 33.

The square root of 468213504 is about 21638.2417030590. The cubic root of 468213504 is about 776.5116546313.

The spelling of 468213504 in words is "four hundred sixty-eight million, two hundred thirteen thousand, five hundred four".

Divisors: 1 2 3 4 6 8 11 12 16 19 22 24 32 33 38 44 48 57 64 66 76 88 96 114 128 132 152 176 192 209 228 256 264 304 352 384 418 456 528 608 627 704 768 836 912 1056 1216 1254 1408 1672 1824 2112 2432 2508 2816 2917 3344 3648 4224 4864 5016 5834 6688 7296 8448 8751 10032 11668 13376 14592 17502 20064 23336 26752 32087 35004 40128 46672 53504 55423 64174 70008 80256 93344 96261 110846 128348 140016 160512 166269 186688 192522 221692 256696 280032 332538 373376 385044 443384 513392 560064 609653 665076 746752 770088 886768 1026784 1120128 1219306 1330152 1540176 1773536 1828959 2053568 2240256 2438612 2660304 3080352 3547072 3657918 4107136 4877224 5320608 6160704 7094144 7315836 8214272 9754448 10641216 12321408 14188288 14631672 19508896 21282432 24642816 29263344 39017792 42564864 58526688 78035584 117053376 156071168 234106752 468213504