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1031314013 = 6618871759
BaseRepresentation
bin111101011110001…
…001101001011101
32122212121011212022
4331132021221131
54103004022023
6250200345525
734362011252
oct7536115135
92585534768
101031314013
1148a171534
122494752a5
131358822a2
149ad7d429
15608197c8
hex3d789a5d

1031314013 has 8 divisors (see below), whose sum is σ = 1034626560. Its totient is φ = 1028008080.

The previous prime is 1031313967. The next prime is 1031314051. The reversal of 1031314013 is 3104131301.

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

It is a cyclic number.

It is not a de Polignac number, because 1031314013 - 28 = 1031313757 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1031313982 and 1031314000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1031319013) 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, 585428 + ... + 587186.

It is an arithmetic number, because the mean of its divisors is an integer number (129328320).

Almost surely, 21031314013 is an apocalyptic number.

It is an amenable number.

1031314013 is a deficient number, since it is larger than the sum of its proper divisors (3312547).

1031314013 is an equidigital number, since it uses as much as digits as its factorization.

1031314013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3307.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 1031314013 is about 32114.0781122548. The cubic root of 1031314013 is about 1010.3309091188.

Adding to 1031314013 its reverse (3104131301), we get a palindrome (4135445314).

The spelling of 1031314013 in words is "one billion, thirty-one million, three hundred fourteen thousand, thirteen".

Divisors: 1 661 887 1759 586307 1162699 1560233 1031314013