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468102440 = 235132339139
BaseRepresentation
bin11011111001101…
…010110100101000
31012121211001211102
4123321222310220
51424313234230
6114241020532
714412543101
oct3371526450
91177731742
10468102440
11220260323
12110924748
1375c974c0
14462513a8
152b167045
hex1be6ad28

468102440 has 64 divisors (see below), whose sum is σ = 1183593600. Its totient is φ = 165318912.

The previous prime is 468102433. The next prime is 468102443. The reversal of 468102440 is 44201864.

It is not an unprimeable number, because it can be changed into a prime (468102443) 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, 7610 + ... + 31529.

It is an arithmetic number, because the mean of its divisors is an integer number (18493650).

Almost surely, 2468102440 is an apocalyptic number.

468102440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

468102440 is an abundant number, since it is smaller than the sum of its proper divisors (715491160).

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

468102440 is a wasteful number, since it uses less digits than its factorization.

468102440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39186 (or 39182 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 29.

The square root of 468102440 is about 21635.6751685729. The cubic root of 468102440 is about 776.4502515110.

The spelling of 468102440 in words is "four hundred sixty-eight million, one hundred two thousand, four hundred forty".

Divisors: 1 2 4 5 8 10 13 20 23 26 40 46 52 65 92 104 115 130 184 230 260 299 460 520 598 920 1196 1495 2392 2990 5980 11960 39139 78278 156556 195695 313112 391390 508807 782780 900197 1017614 1565560 1800394 2035228 2544035 3600788 4070456 4500985 5088070 7201576 9001970 10176140 11702561 18003940 20352280 23405122 36007880 46810244 58512805 93620488 117025610 234051220 468102440