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468013808 = 24171720639
BaseRepresentation
bin11011111001010…
…101001011110000
31012121122120020202
4123321111023300
51424302420213
6114235054332
714412023513
oct3371251360
91177576222
10468013808
112201aa779
121108a13a8
1375c66062
144622ad7a
152b14ab58
hex1be552f0

468013808 has 20 divisors (see below), whose sum is σ = 960117120. Its totient is φ = 220241664.

The previous prime is 468013807. The next prime is 468013813. The reversal of 468013808 is 808310864.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (468013801) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 860048 + ... + 860591.

It is an arithmetic number, because the mean of its divisors is an integer number (48005856).

Almost surely, 2468013808 is an apocalyptic number.

It is an amenable number.

468013808 is an abundant number, since it is smaller than the sum of its proper divisors (492103312).

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

468013808 is a wasteful number, since it uses less digits than its factorization.

468013808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1720664 (or 1720658 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 38.

The square root of 468013808 is about 21633.6267879429. The cubic root of 468013808 is about 776.4012432337.

The spelling of 468013808 in words is "four hundred sixty-eight million, thirteen thousand, eight hundred eight".

Divisors: 1 2 4 8 16 17 34 68 136 272 1720639 3441278 6882556 13765112 27530224 29250863 58501726 117003452 234006904 468013808