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230655514 = 2115327757
BaseRepresentation
bin11011011111110…
…00011000011010
3121002000111212211
431233320120122
5433021434024
634515425334
75500353025
oct1557703032
9532014784
10230655514
111092209a1
12652b524a
1338a2b76b
14228c21bc
15153b2594
hexdbf861a

230655514 has 4 divisors (see below), whose sum is σ = 345983274. Its totient is φ = 115327756.

The previous prime is 230655511. The next prime is 230655539. The reversal of 230655514 is 415556032.

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

It can be written as a sum of positive squares in only one way, i.e., 230584225 + 71289 = 15185^2 + 267^2 .

It is a super-2 number, since 2×2306555142 = 106403932277208392, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (230655511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57663877 + ... + 57663880.

Almost surely, 2230655514 is an apocalyptic number.

230655514 is a deficient number, since it is larger than the sum of its proper divisors (115327760).

230655514 is a wasteful number, since it uses less digits than its factorization.

230655514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115327759.

The product of its (nonzero) digits is 18000, while the sum is 31.

The square root of 230655514 is about 15187.3471679553. The cubic root of 230655514 is about 613.2740857887.

The spelling of 230655514 in words is "two hundred thirty million, six hundred fifty-five thousand, five hundred fourteen".

Divisors: 1 2 115327757 230655514