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7230607131 = 311389563263
BaseRepresentation
bin1101011101111101…
…00100111100011011
3200122220122220022010
412232332210330123
5104302013412011
63153253001003
7344116101156
oct65676447433
920586586263
107230607131
113080542180
121499623163
138b3018677
144c8428c9d
152c4bbc1a6
hex1aefa4f1b

7230607131 has 16 divisors (see below), whose sum is σ = 10544302080. Its totient is φ = 4370913120.

The previous prime is 7230607099. The next prime is 7230607157. The reversal of 7230607131 is 1317060327.

It is not a de Polignac number, because 7230607131 - 25 = 7230607099 is a prime.

It is a super-2 number, since 2×72306071312 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (7230607171) 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, 268795 + ... + 294468.

It is an arithmetic number, because the mean of its divisors is an integer number (659018880).

Almost surely, 27230607131 is an apocalyptic number.

7230607131 is a deficient number, since it is larger than the sum of its proper divisors (3313694949).

7230607131 is a wasteful number, since it uses less digits than its factorization.

7230607131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 563666.

The product of its (nonzero) digits is 5292, while the sum is 30.

The square root of 7230607131 is about 85032.9767266794. The cubic root of 7230607131 is about 1933.7110919160.

Adding to 7230607131 its reverse (1317060327), we get a palindrome (8547667458).

The spelling of 7230607131 in words is "seven billion, two hundred thirty million, six hundred seven thousand, one hundred thirty-one".

Divisors: 1 3 11 33 389 1167 4279 12837 563263 1689789 6195893 18587679 219109307 657327921 2410202377 7230607131