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23500733401 is a prime number
BaseRepresentation
bin10101111000110000…
…001011101111011001
32020122210202221200101
4111320300023233121
5341112141432101
614443542135401
71461240636505
oct257060135731
966583687611
1023500733401
119a6a607922
12467a421561
1322a6a40012
1411cd1d5305
15928270401
hex578c0bbd9

23500733401 has 2 divisors, whose sum is σ = 23500733402. Its totient is φ = 23500733400.

The previous prime is 23500733387. The next prime is 23500733413. The reversal of 23500733401 is 10433700532.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19359939600 + 4140793801 = 139140^2 + 64349^2 .

It is a cyclic number.

It is not a de Polignac number, because 23500733401 - 27 = 23500733273 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23500733401.

It is not a weakly prime, because it can be changed into another prime (23500733441) 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 as a sum of consecutive naturals, namely, 11750366700 + 11750366701.

It is an arithmetic number, because the mean of its divisors is an integer number (11750366701).

Almost surely, 223500733401 is an apocalyptic number.

It is an amenable number.

23500733401 is a deficient number, since it is larger than the sum of its proper divisors (1).

23500733401 is an equidigital number, since it uses as much as digits as its factorization.

23500733401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7560, while the sum is 28.

The spelling of 23500733401 in words is "twenty-three billion, five hundred million, seven hundred thirty-three thousand, four hundred one".