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23030201005 = 57372480647
BaseRepresentation
bin10101011100101101…
…001111101010101101
32012110000101102120121
4111130231033222231
5334131212413010
614325133044541
71443465323110
oct253455175255
965400342517
1023030201005
119848a47979
124568926751
132230404796
141186910577
158ebcc83da
hex55cb4faad

23030201005 has 24 divisors (see below), whose sum is σ = 32461043328. Its totient is φ = 15365291328.

The previous prime is 23030201003. The next prime is 23030201023. The reversal of 23030201005 is 50010203032.

It is not a de Polignac number, because 23030201005 - 21 = 23030201003 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23030201005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23030201003) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 192409 + ... + 288238.

It is an arithmetic number, because the mean of its divisors is an integer number (1352543472).

Almost surely, 223030201005 is an apocalyptic number.

It is an amenable number.

23030201005 is a deficient number, since it is larger than the sum of its proper divisors (9430842323).

23030201005 is an equidigital number, since it uses as much as digits as its factorization.

23030201005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480733 (or 480696 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 16.

Adding to 23030201005 its reverse (50010203032), we get a palindrome (73040404037).

The spelling of 23030201005 in words is "twenty-three billion, thirty million, two hundred one thousand, five".

Divisors: 1 5 7 35 37 185 259 1295 1369 6845 9583 47915 480647 2403235 3364529 16822645 17783939 88919695 124487573 622437865 658005743 3290028715 4606040201 23030201005