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473523087 = 31993892039
BaseRepresentation
bin11100001110010…
…110001110001111
31020000000110120010
4130032112032033
51432210214322
6114553124303
714506610532
oct3416261617
91200013503
10473523087
112233229a4
121126b9693
137714489b
1446c62a19
152b88820c
hex1c39638f

473523087 has 16 divisors (see below), whose sum is σ = 636480000. Its totient is φ = 313134624.

The previous prime is 473523079. The next prime is 473523097. The reversal of 473523087 is 780325374.

It is not a de Polignac number, because 473523087 - 23 = 473523079 is a prime.

It is a super-2 number, since 2×4735230872 = 448448227844019138, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (473523007) 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, 231214 + ... + 233252.

It is an arithmetic number, because the mean of its divisors is an integer number (39780000).

Almost surely, 2473523087 is an apocalyptic number.

473523087 is a deficient number, since it is larger than the sum of its proper divisors (162956913).

473523087 is a wasteful number, since it uses less digits than its factorization.

473523087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2630.

The product of its (nonzero) digits is 141120, while the sum is 39.

The square root of 473523087 is about 21760.5856309062. The cubic root of 473523087 is about 779.4358659221.

The spelling of 473523087 in words is "four hundred seventy-three million, five hundred twenty-three thousand, eighty-seven".

Divisors: 1 3 199 389 597 1167 2039 6117 77411 232233 405761 793171 1217283 2379513 157841029 473523087