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23534352001 = 40735778137
BaseRepresentation
bin10101111010110000…
…011011011010000001
32020202011000221201201
4111322300123122001
5341144243231001
614451142501201
71462126456066
oct257260333201
966664027651
1023534352001
119a87589a96
124689734801
1322b09b1094
1411d3866c6d
1592b1b1501
hex57ac1b681

23534352001 has 4 divisors (see below), whose sum is σ = 23540134212. Its totient is φ = 23528569792.

The previous prime is 23534351993. The next prime is 23534352011. The reversal of 23534352001 is 10025343532.

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 1885643776 + 21648708225 = 43424^2 + 147135^2 .

It is a cyclic number.

It is not a de Polignac number, because 23534352001 - 23 = 23534351993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23534352011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2884996 + ... + 2893141.

It is an arithmetic number, because the mean of its divisors is an integer number (5885033553).

Almost surely, 223534352001 is an apocalyptic number.

It is an amenable number.

23534352001 is a deficient number, since it is larger than the sum of its proper divisors (5782211).

23534352001 is an equidigital number, since it uses as much as digits as its factorization.

23534352001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5782210.

The product of its (nonzero) digits is 10800, while the sum is 28.

Adding to 23534352001 its reverse (10025343532), we get a palindrome (33559695533).

The spelling of 23534352001 in words is "twenty-three billion, five hundred thirty-four million, three hundred fifty-two thousand, one".

Divisors: 1 4073 5778137 23534352001