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230472876 = 22317266457
BaseRepresentation
bin11011011110010…
…11110010101100
3121001200020100110
431233023302230
5433000113001
634511500020
75465662404
oct1557136254
9531606313
10230472876
11109106757
1265227610
13389965aa
1422875804
15153783d6
hexdbcbcac

230472876 has 36 divisors (see below), whose sum is σ = 571272968. Its totient is φ = 72304128.

The previous prime is 230472839. The next prime is 230472877. The reversal of 230472876 is 678274032.

It is a super-2 number, since 2×2304728762 = 106235493143422752, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230472877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29761 + ... + 36696.

Almost surely, 2230472876 is an apocalyptic number.

It is an amenable number.

230472876 is an abundant number, since it is smaller than the sum of its proper divisors (340800092).

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

230472876 is a wasteful number, since it uses less digits than its factorization.

230472876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66498 (or 66479 counting only the distinct ones).

The product of its (nonzero) digits is 112896, while the sum is 39.

The square root of 230472876 is about 15181.3331430412. Note that the first 3 decimals coincide. The cubic root of 230472876 is about 613.1121751732.

The spelling of 230472876 in words is "two hundred thirty million, four hundred seventy-two thousand, eight hundred seventy-six".

Divisors: 1 2 3 4 6 12 17 34 51 68 102 204 289 578 867 1156 1734 3468 66457 132914 199371 265828 398742 797484 1129769 2259538 3389307 4519076 6778614 13557228 19206073 38412146 57618219 76824292 115236438 230472876