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3125106 = 232173617
BaseRepresentation
bin1011111010111101110010
312212202211200
423322331302
51300000411
6150552030
735364045
oct13727562
95782750
103125106
111844a36
121068616
1385559a
145b4c5c
1541ae56
hex2faf72

3125106 has 12 divisors (see below), whose sum is σ = 6771102. Its totient is φ = 1041696.

The previous prime is 3125099. The next prime is 3125113. The reversal of 3125106 is 6015213.

It is an interprime number because it is at equal distance from previous prime (3125099) and next prime (3125113).

It can be written as a sum of positive squares in only one way, i.e., 2576025 + 549081 = 1605^2 + 741^2 .

It is a super-2 number, since 2×31251062 = 19532575022472, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 173617 = 3125106 / (3 + 1 + 2 + 5 + 1 + 0 + 6).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 86791 + ... + 86826.

Almost surely, 23125106 is an apocalyptic number.

3125106 is an abundant number, since it is smaller than the sum of its proper divisors (3645996).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3125106 is a wasteful number, since it uses less digits than its factorization.

3125106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173625 (or 173622 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 3125106 is about 1767.7969340397. The cubic root of 3125106 is about 146.2025399366.

The spelling of 3125106 in words is "three million, one hundred twenty-five thousand, one hundred six".

Divisors: 1 2 3 6 9 18 173617 347234 520851 1041702 1562553 3125106