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468747864 = 233313212841
BaseRepresentation
bin11011111100001…
…000011001011000
31012200000212012000
4123330020121120
51424444412424
6114302521000
714421201564
oct3374103130
91180025160
10468747864
11220661232
12110b96160
1376162200
144637c6a4
152b2433c9
hex1bf08658

468747864 has 96 divisors (see below), whose sum is σ = 1410051600. Its totient is φ = 144218880.

The previous prime is 468747863. The next prime is 468747871.

468747864 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 468747864.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (468747863) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 30084 + ... + 42924.

Almost surely, 2468747864 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 468747864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (705025800).

468747864 is an abundant number, since it is smaller than the sum of its proper divisors (941303736).

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

468747864 is a wasteful number, since it uses less digits than its factorization.

468747864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12882 (or 12859 counting only the distinct ones).

The product of its digits is 7225344, while the sum is 54.

The square root of 468747864 is about 21650.5857657478. The cubic root of 468747864 is about 776.8069465669.

The spelling of 468747864 in words is "four hundred sixty-eight million, seven hundred forty-seven thousand, eight hundred sixty-four".

Divisors: 1 2 3 4 6 8 9 12 13 18 24 26 27 36 39 52 54 72 78 104 108 117 156 169 216 234 312 338 351 468 507 676 702 936 1014 1352 1404 1521 2028 2808 3042 4056 4563 6084 9126 12168 12841 18252 25682 36504 38523 51364 77046 102728 115569 154092 166933 231138 308184 333866 346707 462276 500799 667732 693414 924552 1001598 1335464 1386828 1502397 2003196 2170129 2773656 3004794 4006392 4340258 4507191 6009588 6510387 8680516 9014382 12019176 13020774 17361032 18028764 19531161 26041548 36057528 39062322 52083096 58593483 78124644 117186966 156249288 234373932 468747864