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468921006 = 232157165931
BaseRepresentation
bin11011111100110…
…010101010101110
31012200100122200200
4123330302222232
51430020433011
6114310334330
714422522431
oct3374625256
91180318620
10468921006
1122076a324
1211105a3a6
13761c2c68
14463c5818
152b279856
hex1bf32aae

468921006 has 24 divisors (see below), whose sum is σ = 1022472984. Its totient is φ = 155310480.

The previous prime is 468921001. The next prime is 468921023. The reversal of 468921006 is 600129864.

468921006 is a `hidden beast` number, since 468 + 92 + 100 + 6 = 666.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (468921001) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 80140 + ... + 85791.

It is an arithmetic number, because the mean of its divisors is an integer number (42603041).

Almost surely, 2468921006 is an apocalyptic number.

468921006 is an abundant number, since it is smaller than the sum of its proper divisors (553551978).

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

468921006 is a wasteful number, since it uses less digits than its factorization.

468921006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166096 (or 166093 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 468921006 is about 21654.5839489010. The cubic root of 468921006 is about 776.9025781862.

The spelling of 468921006 in words is "four hundred sixty-eight million, nine hundred twenty-one thousand, six".

Divisors: 1 2 3 6 9 18 157 314 471 942 1413 2826 165931 331862 497793 995586 1493379 2986758 26051167 52102334 78153501 156307002 234460503 468921006