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2331700400031 = 31489152194847
BaseRepresentation
bin100001111011100100001…
…011001000111110011111
322020220112012200001102020
4201323210023020332133
5301200310300300111
64543100211431223
7330313465245642
oct41734413107637
98226465601366
102331700400031
118199610a78a2
12317a958b5513
1313bb55b14722
1480bd7bc7a59
15409bd6e7906
hex21ee42c8f9f

2331700400031 has 8 divisors (see below), whose sum is σ = 3109142705664. Its totient is φ = 1554362513880.

The previous prime is 2331700400009. The next prime is 2331700400077. The reversal of 2331700400031 is 1300040071332.

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

It is not a de Polignac number, because 2331700400031 - 26 = 2331700399967 is a prime.

It is a super-2 number, since 2×23317004000312 (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2331700399974 and 2331700400010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2331700400131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26052751 + ... + 26142096.

It is an arithmetic number, because the mean of its divisors is an integer number (388642838208).

Almost surely, 22331700400031 is an apocalyptic number.

2331700400031 is a deficient number, since it is larger than the sum of its proper divisors (777442305633).

2331700400031 is a wasteful number, since it uses less digits than its factorization.

2331700400031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52209741.

The product of its (nonzero) digits is 1512, while the sum is 24.

Adding to 2331700400031 its reverse (1300040071332), we get a palindrome (3631740471363).

The spelling of 2331700400031 in words is "two trillion, three hundred thirty-one billion, seven hundred million, four hundred thousand, thirty-one".

Divisors: 1 3 14891 44673 52194847 156584541 777233466677 2331700400031