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23030153013 = 371096673953
BaseRepresentation
bin10101011100101101…
…000011111100110101
32012110000021222202010
4111130231003330311
5334131204344023
614325132034433
71443465033150
oct253455037465
965400258663
1023030153013
119848a1490a
124568902a19
1322303b899a
1411868dac97
158ebcb9093
hex55cb43f35

23030153013 has 8 divisors (see below), whose sum is σ = 35093566528. Its totient is φ = 13160087424.

The previous prime is 23030152997. The next prime is 23030153071. The reversal of 23030153013 is 31035103032.

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

It is not a de Polignac number, because 23030153013 - 24 = 23030152997 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 1096673953 = 23030153013 / (2 + 3 + 0 + 3 + 0 + 1 + 5 + 3 + 0 + 1 + 3).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23030113013) 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, 548336956 + ... + 548336997.

It is an arithmetic number, because the mean of its divisors is an integer number (4386695816).

Almost surely, 223030153013 is an apocalyptic number.

It is an amenable number.

23030153013 is a deficient number, since it is larger than the sum of its proper divisors (12063413515).

23030153013 is a wasteful number, since it uses less digits than its factorization.

23030153013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1096673963.

The product of its (nonzero) digits is 810, while the sum is 21.

Adding to 23030153013 its reverse (31035103032), we get a palindrome (54065256045).

The spelling of 23030153013 in words is "twenty-three billion, thirty million, one hundred fifty-three thousand, thirteen".

Divisors: 1 3 7 21 1096673953 3290021859 7676717671 23030153013