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3025131 = 33173181
BaseRepresentation
bin1011100010100011101011
312200200200220
423202203223
51233301011
6144501123
734466424
oct13424353
95620626
103025131
11178690a
12101a7a3
1381bc25
1458a64b
153eb506
hex2e28eb

3025131 has 8 divisors (see below), whose sum is σ = 4047504. Its totient is φ = 2009760.

The previous prime is 3025129. The next prime is 3025153. The reversal of 3025131 is 1315203.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3025131 - 21 = 3025129 is a prime.

It is a super-2 number, since 2×30251312 = 18302835134322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3025131.

It is not an unprimeable number, because it can be changed into a prime (3025111) 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, 640 + ... + 2541.

It is an arithmetic number, because the mean of its divisors is an integer number (505938).

Almost surely, 23025131 is an apocalyptic number.

3025131 is a deficient number, since it is larger than the sum of its proper divisors (1022373).

3025131 is a wasteful number, since it uses less digits than its factorization.

3025131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3501.

The product of its (nonzero) digits is 90, while the sum is 15.

The square root of 3025131 is about 1739.2903725370. The cubic root of 3025131 is about 144.6265618501.

The spelling of 3025131 in words is "three million, twenty-five thousand, one hundred thirty-one".

Divisors: 1 3 317 951 3181 9543 1008377 3025131