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3013031031 = 31004343677
BaseRepresentation
bin1011001110010111…
…0011010001110111
321202222112211112220
42303211303101313
522132313443111
61214551413423
7134444225013
oct26345632167
97688484486
103013031031
11130686089a
12701084273
133902c78ca
14208239543
151297b9e06
hexb3973477

3013031031 has 4 divisors (see below), whose sum is σ = 4017374712. Its totient is φ = 2008687352.

The previous prime is 3013031029. The next prime is 3013031033. The reversal of 3013031031 is 1301303103.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (3013031029) and next prime (3013031033).

It is a cyclic number.

It is not a de Polignac number, because 3013031031 - 21 = 3013031029 is a prime.

It is a super-2 number, since 2×30130310312 = 18156711987537845922, 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 3013031031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3013031033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 502171836 + ... + 502171841.

It is an arithmetic number, because the mean of its divisors is an integer number (1004343678).

Almost surely, 23013031031 is an apocalyptic number.

3013031031 is a deficient number, since it is larger than the sum of its proper divisors (1004343681).

3013031031 is a wasteful number, since it uses less digits than its factorization.

3013031031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1004343680.

The product of its (nonzero) digits is 81, while the sum is 15.

The square root of 3013031031 is about 54891.0833469335. The cubic root of 3013031031 is about 1444.3347761574.

Adding to 3013031031 its reverse (1301303103), we get a palindrome (4314334134).

The spelling of 3013031031 in words is "three billion, thirteen million, thirty-one thousand, thirty-one".

Divisors: 1 3 1004343677 3013031031