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230152053 = 3233335537
BaseRepresentation
bin11011011011111…
…01011101110101
3121001001221021010
431231331131311
5432404331203
634500542433
75463155145
oct1555753565
9531057233
10230152053
11108a0770a
12650b1a19
13388b3561
14227d0925
1515313303
hexdb7d775

230152053 has 8 divisors (see below), whose sum is σ = 320211648. Its totient is φ = 146763584.

The previous prime is 230152051. The next prime is 230152063. The reversal of 230152053 is 350251032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 230152053 - 21 = 230152051 is a prime.

It is a super-2 number, since 2×2301520532 = 105939935000229618, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230152051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1667700 + ... + 1667837.

It is an arithmetic number, because the mean of its divisors is an integer number (40026456).

Almost surely, 2230152053 is an apocalyptic number.

230152053 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

230152053 is a deficient number, since it is larger than the sum of its proper divisors (90059595).

230152053 is a wasteful number, since it uses less digits than its factorization.

230152053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3335563.

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 230152053 is about 15170.7630988029. The cubic root of 230152053 is about 612.8275547993.

The spelling of 230152053 in words is "two hundred thirty million, one hundred fifty-two thousand, fifty-three".

Divisors: 1 3 23 69 3335537 10006611 76717351 230152053