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3137427 = 33116201
BaseRepresentation
bin1011111101111110010011
312220101202000
423331332103
51300344202
6151125043
735445006
oct13757623
95811660
103137427
111853217
121073783
1385b087
145b953d
1541e91c
hex2fdf93

3137427 has 8 divisors (see below), whose sum is σ = 4648080. Its totient is φ = 2091600.

The previous prime is 3137399. The next prime is 3137447. The reversal of 3137427 is 7247313.

It is not a de Polignac number, because 3137427 - 28 = 3137171 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 116201 = 3137427 / (3 + 1 + 3 + 7 + 4 + 2 + 7).

It is a self number, because there is not a number n which added to its sum of digits gives 3137427.

It is not an unprimeable number, because it can be changed into a prime (3137447) 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, 58074 + ... + 58127.

It is an arithmetic number, because the mean of its divisors is an integer number (581010).

Almost surely, 23137427 is an apocalyptic number.

3137427 is a deficient number, since it is larger than the sum of its proper divisors (1510653).

3137427 is a wasteful number, since it uses less digits than its factorization.

3137427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116210 (or 116204 counting only the distinct ones).

The product of its digits is 3528, while the sum is 27.

The square root of 3137427 is about 1771.2783519255. The cubic root of 3137427 is about 146.3944266892.

The spelling of 3137427 in words is "three million, one hundred thirty-seven thousand, four hundred twenty-seven".

Divisors: 1 3 9 27 116201 348603 1045809 3137427