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472503870 = 23255250043
BaseRepresentation
bin11100001010011…
…101011000111110
31012221002200110100
4130022131120332
51431430110440
6114515221530
714465134206
oct3412353076
91187080410
10472503870
11222797173
121122a78a6
1376b789b7
1446a79406
152b736230
hex1c29d63e

472503870 has 24 divisors (see below), whose sum is σ = 1228510296. Its totient is φ = 126001008.

The previous prime is 472503853. The next prime is 472503887. The reversal of 472503870 is 78305274.

472503870 is a `hidden beast` number, since 4 + 72 + 503 + 87 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (472503853) and next prime (472503887).

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2624932 + ... + 2625111.

It is an arithmetic number, because the mean of its divisors is an integer number (51187929).

Almost surely, 2472503870 is an apocalyptic number.

472503870 is an abundant number, since it is smaller than the sum of its proper divisors (756006426).

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

472503870 is a wasteful number, since it uses less digits than its factorization.

472503870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5250056 (or 5250053 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 36.

The square root of 472503870 is about 21737.1541375590. The cubic root of 472503870 is about 778.8762417218.

The spelling of 472503870 in words is "four hundred seventy-two million, five hundred three thousand, eight hundred seventy".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 5250043 10500086 15750129 26250215 31500258 47250387 52500430 78750645 94500774 157501290 236251935 472503870