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3025031 = 17177943
BaseRepresentation
bin1011100010100010000111
312200200120012
423202202013
51233300111
6144500435
734466222
oct13424207
95620505
103025031
111786829
12101a71b
1381bb79
1458a5b9
153eb48b
hex2e2887

3025031 has 4 divisors (see below), whose sum is σ = 3202992. Its totient is φ = 2847072.

The previous prime is 3025027. The next prime is 3025037. The reversal of 3025031 is 1305203.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1305203 = 2945007.

It is a cyclic number.

It is not a de Polignac number, because 3025031 - 22 = 3025027 is a prime.

It is a super-2 number, since 2×30250312 = 18301625101922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3024997 and 3025015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3025037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88955 + ... + 88988.

It is an arithmetic number, because the mean of its divisors is an integer number (800748).

Almost surely, 23025031 is an apocalyptic number.

3025031 is a deficient number, since it is larger than the sum of its proper divisors (177961).

3025031 is a wasteful number, since it uses less digits than its factorization.

3025031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177960.

The product of its (nonzero) digits is 90, while the sum is 14.

The square root of 3025031 is about 1739.2616249432. The cubic root of 3025031 is about 144.6249682204.

The spelling of 3025031 in words is "three million, twenty-five thousand, thirty-one".

Divisors: 1 17 177943 3025031