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10312023013 = 171657366077
BaseRepresentation
bin10011001101010010…
…01111101111100101
3222121122220001020021
421212221033233211
5132104334214023
64423130235141
7513353515015
oct114651175745
928548801207
1010312023013
114411960576
121bb9585ab1
13c84537886
146db785c45
1540549435d
hex266a4fbe5

10312023013 has 8 divisors (see below), whose sum is σ = 10925231832. Its totient is φ = 9699549696.

The previous prime is 10312022939. The next prime is 10312023041. The reversal of 10312023013 is 31032021301.

It can be written as a sum of positive squares in 4 ways, for example, as 1040836644 + 9271186369 = 32262^2 + 96287^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10312023013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10312023053) 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, 154870 + ... + 211207.

It is an arithmetic number, because the mean of its divisors is an integer number (1365653979).

Almost surely, 210312023013 is an apocalyptic number.

It is an amenable number.

10312023013 is a deficient number, since it is larger than the sum of its proper divisors (613208819).

10312023013 is a wasteful number, since it uses less digits than its factorization.

10312023013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367751.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 10312023013 its reverse (31032021301), we get a palindrome (41344044314).

The spelling of 10312023013 in words is "ten billion, three hundred twelve million, twenty-three thousand, thirteen".

Divisors: 1 17 1657 28169 366077 6223309 606589589 10312023013