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23113233001 = 37624681973
BaseRepresentation
bin10101100001101001…
…111111001001101001
32012122210121220001201
4111201221333021221
5334313441424001
614341300444201
71445524144645
oct254151771151
965583556051
1023113233001
1198908aa061
1245906a9661
132244686c41
141193965c25
1590422a501
hex561a7f269

23113233001 has 4 divisors (see below), whose sum is σ = 23737915012. Its totient is φ = 22488550992.

The previous prime is 23113232977. The next prime is 23113233007. The reversal of 23113233001 is 10033231132.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 21775429225 + 1337803776 = 147565^2 + 36576^2 .

It is a cyclic number.

It is not a de Polignac number, because 23113233001 - 211 = 23113230953 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23113233001.

It is not an unprimeable number, because it can be changed into a prime (23113233007) 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 3 ways as a sum of consecutive naturals, for example, 312340950 + ... + 312341023.

It is an arithmetic number, because the mean of its divisors is an integer number (5934478753).

Almost surely, 223113233001 is an apocalyptic number.

It is an amenable number.

23113233001 is a deficient number, since it is larger than the sum of its proper divisors (624682011).

23113233001 is an equidigital number, since it uses as much as digits as its factorization.

23113233001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 624682010.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 23113233001 its reverse (10033231132), we get a palindrome (33146464133).

The spelling of 23113233001 in words is "twenty-three billion, one hundred thirteen million, two hundred thirty-three thousand, one".

Divisors: 1 37 624681973 23113233001