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10310330131 = 95213108287
BaseRepresentation
bin10011001101000101…
…10010011100010011
3222121112201001000221
421212202302130103
5132103421031011
64423030053511
7513333234343
oct114642623423
928545631027
1010310330131
114410a046a2
121bb8aaa297
13c8409417a
146db464d23
1540525c971
hex2668b2713

10310330131 has 4 divisors (see below), whose sum is σ = 10310533632. Its totient is φ = 10310126632.

The previous prime is 10310330123. The next prime is 10310330137. The reversal of 10310330131 is 13103301301.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13103301301 = 60689215909.

It is a cyclic number.

It is not a de Polignac number, because 10310330131 - 23 = 10310330123 is a prime.

It is a super-2 number, since 2×103103301312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10310330137) 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, 41070 + ... + 149356.

It is an arithmetic number, because the mean of its divisors is an integer number (2577633408).

Almost surely, 210310330131 is an apocalyptic number.

10310330131 is a deficient number, since it is larger than the sum of its proper divisors (203501).

10310330131 is an equidigital number, since it uses as much as digits as its factorization.

10310330131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203500.

The product of its (nonzero) digits is 81, while the sum is 16.

Adding to 10310330131 its reverse (13103301301), we get a palindrome (23413631432).

The spelling of 10310330131 in words is "ten billion, three hundred ten million, three hundred thirty thousand, one hundred thirty-one".

Divisors: 1 95213 108287 10310330131