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23010102013 = 371374539377
BaseRepresentation
bin10101011011100000…
…100100101011111101
32012101121120021221111
4111123200210223331
5334111041231023
614323134202021
71443132432343
oct253340445375
965347507844
1023010102013
11983866a238
124562053311
1322291b82a2
141183d9b993
158ea15800d
hex55b824afd

23010102013 has 8 divisors (see below), whose sum is σ = 23804498232. Its totient is φ = 22224784896.

The previous prime is 23010102001. The next prime is 23010102043. The reversal of 23010102013 is 31020101032.

It can be written as a sum of positive squares in 4 ways, for example, as 3936558564 + 19073543449 = 62742^2 + 138107^2 .

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 23010102013 - 29 = 23010101501 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23010101984 and 23010102002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23010102043) 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 7 ways as a sum of consecutive naturals, for example, 2264620 + ... + 2274757.

It is an arithmetic number, because the mean of its divisors is an integer number (2975562279).

Almost surely, 223010102013 is an apocalyptic number.

It is an amenable number.

23010102013 is a deficient number, since it is larger than the sum of its proper divisors (794396219).

23010102013 is a wasteful number, since it uses less digits than its factorization.

23010102013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4539551.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 23010102013 its reverse (31020101032), we get a palindrome (54030203045).

The spelling of 23010102013 in words is "twenty-three billion, ten million, one hundred two thousand, thirteen".

Divisors: 1 37 137 5069 4539377 167956949 621894649 23010102013