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230055051 = 3223367937
BaseRepresentation
bin11011011011001…
…01110010001011
3121000220000012110
431231211302023
5432343230201
634454513403
75462302302
oct1555456213
9530800173
10230055051
11108950846
1265065863
133887b365
14227a7439
15152e46d6
hexdb65c8b

230055051 has 16 divisors (see below), whose sum is σ = 309284864. Its totient is φ = 152103744.

The previous prime is 230055041. The next prime is 230055071. The reversal of 230055051 is 150550032.

It is not a de Polignac number, because 230055051 - 227 = 95837323 is a prime.

It is a super-2 number, since 2×2300550512 = 105850652981225202, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (230055041) 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, 245055 + ... + 245991.

It is an arithmetic number, because the mean of its divisors is an integer number (19330304).

Almost surely, 2230055051 is an apocalyptic number.

230055051 is a deficient number, since it is larger than the sum of its proper divisors (79229813).

230055051 is a wasteful number, since it uses less digits than its factorization.

230055051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1530.

The product of its (nonzero) digits is 750, while the sum is 21.

The square root of 230055051 is about 15167.5657572334. The cubic root of 230055051 is about 612.7414467226.

The spelling of 230055051 in words is "two hundred thirty million, fifty-five thousand, fifty-one".

Divisors: 1 3 223 367 669 937 1101 2811 81841 208951 245523 343879 626853 1031637 76685017 230055051