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3130267 = 72193331
BaseRepresentation
bin1011111100001110011011
312220000220211
423330032123
51300132032
6151031551
735415100
oct13741633
95800824
103130267
1118488a8
12106b5b7
13857a3a
145b6aa7
1541c747
hex2fc39b

3130267 has 12 divisors (see below), whose sum is σ = 3671256. Its totient is φ = 2661120.

The previous prime is 3130249. The next prime is 3130279. The reversal of 3130267 is 7620313.

It is not a de Polignac number, because 3130267 - 215 = 3097499 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3130207) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9292 + ... + 9622.

It is an arithmetic number, because the mean of its divisors is an integer number (305938).

Almost surely, 23130267 is an apocalyptic number.

3130267 is a deficient number, since it is larger than the sum of its proper divisors (540989).

3130267 is a wasteful number, since it uses less digits than its factorization.

3130267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 538 (or 531 counting only the distinct ones).

The product of its (nonzero) digits is 756, while the sum is 22.

The square root of 3130267 is about 1769.2560583477. The cubic root of 3130267 is about 146.2829784154.

The spelling of 3130267 in words is "three million, one hundred thirty thousand, two hundred sixty-seven".

Divisors: 1 7 49 193 331 1351 2317 9457 16219 63883 447181 3130267