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230055151 = 246793253
BaseRepresentation
bin11011011011001…
…01110011101111
3121000220000100011
431231211303233
5432343231101
634454514051
75462302504
oct1555456357
9530800304
10230055151
11108950927
1265065927
133887b411
14227a74ab
15152e4751
hexdb65cef

230055151 has 4 divisors (see below), whose sum is σ = 230150872. Its totient is φ = 229959432.

The previous prime is 230055149. The next prime is 230055157. The reversal of 230055151 is 151550032.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 230055151 - 21 = 230055149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230055157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44160 + ... + 49093.

It is an arithmetic number, because the mean of its divisors is an integer number (57537718).

Almost surely, 2230055151 is an apocalyptic number.

230055151 is a deficient number, since it is larger than the sum of its proper divisors (95721).

230055151 is an equidigital number, since it uses as much as digits as its factorization.

230055151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95720.

The product of its (nonzero) digits is 750, while the sum is 22.

The square root of 230055151 is about 15167.5690537409. The cubic root of 230055151 is about 612.7415355044.

The spelling of 230055151 in words is "two hundred thirty million, fifty-five thousand, one hundred fifty-one".

Divisors: 1 2467 93253 230055151