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3152013 = 31278273
BaseRepresentation
bin1100000001100010001101
312221010202020
430001202031
51301331023
6151320353
735535354
oct14014215
95833666
103152013
111863177
1210800b9
138648c7
145c099b
15423de3
hex30188d

3152013 has 8 divisors (see below), whose sum is σ = 4236288. Its totient is φ = 2084544.

The previous prime is 3152003. The next prime is 3152033. The reversal of 3152013 is 3102513.

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 3152013 - 29 = 3151501 is a prime.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 3151983 and 3152001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3152003) 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, 3756 + ... + 4517.

It is an arithmetic number, because the mean of its divisors is an integer number (529536).

Almost surely, 23152013 is an apocalyptic number.

It is an amenable number.

3152013 is a deficient number, since it is larger than the sum of its proper divisors (1084275).

3152013 is a wasteful number, since it uses less digits than its factorization.

3152013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8403.

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

The square root of 3152013 is about 1775.3909428630. The cubic root of 3152013 is about 146.6209401759.

Adding to 3152013 its reverse (3102513), we get a palindrome (6254526).

The spelling of 3152013 in words is "three million, one hundred fifty-two thousand, thirteen".

Divisors: 1 3 127 381 8273 24819 1050671 3152013