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10023000013 = 132207349343
BaseRepresentation
bin10010101010110101…
…01101011111001101
3221212112001011012201
421111122231133031
5131011342000023
64334323401501
7503244044245
oct112532553715
927775034181
1010023000013
1142837a4294
121b38823291
13c396b1250
146b122cb25
153d9e02bad
hex2556ad7cd

10023000013 has 8 divisors (see below), whose sum is σ = 10798921728. Its totient is φ = 9247781424.

The previous prime is 10022999983. The next prime is 10023000017. The reversal of 10023000013 is 31000032001.

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-10023000013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10023000017) 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, 145981 + ... + 203362.

It is an arithmetic number, because the mean of its divisors is an integer number (1349865216).

Almost surely, 210023000013 is an apocalyptic number.

10023000013 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

10023000013 is a deficient number, since it is larger than the sum of its proper divisors (775921715).

10023000013 is a wasteful number, since it uses less digits than its factorization.

10023000013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351563.

The product of its (nonzero) digits is 18, while the sum is 10.

Adding to 10023000013 its reverse (31000032001), we get a palindrome (41023032014).

The spelling of 10023000013 in words is "ten billion, twenty-three million, thirteen", and thus it is an aban number and an uban number.

Divisors: 1 13 2207 28691 349343 4541459 771000001 10023000013