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230469282 = 23241312289
BaseRepresentation
bin11011011110010…
…10111010100010
3121001200001102100
431233022322202
5433000004112
634511431230
75465646051
oct1557127242
9531601370
10230469282
11109103a8a
1265225516
1338994a74
1422874398
15153772dc
hexdbcaea2

230469282 has 24 divisors (see below), whose sum is σ = 511531020. Its totient is φ = 74949120.

The previous prime is 230469271. The next prime is 230469299. The reversal of 230469282 is 282964032.

It can be written as a sum of positive squares in 2 ways, for example, as 198218241 + 32251041 = 14079^2 + 5679^2 .

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, 155407 + ... + 156882.

Almost surely, 2230469282 is an apocalyptic number.

230469282 is an abundant number, since it is smaller than the sum of its proper divisors (281061738).

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

230469282 is a wasteful number, since it uses less digits than its factorization.

230469282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312338 (or 312335 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 230469282 is about 15181.2147735285. The cubic root of 230469282 is about 613.1089881942.

The spelling of 230469282 in words is "two hundred thirty million, four hundred sixty-nine thousand, two hundred eighty-two".

Divisors: 1 2 3 6 9 18 41 82 123 246 369 738 312289 624578 936867 1873734 2810601 5621202 12803849 25607698 38411547 76823094 115234641 230469282