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51411023122 = 2157517131663
BaseRepresentation
bin101111111000010101…
…011111010100010010
311220200220220120110111
4233320111133110102
51320242210214442
635341244351534
73500004325534
oct577025372422
9156626816414
1051411023122
111a892200668
129b695455aa
134b041aa954
1426b9cb1854
15150d6b5b17
hexbf855f512

51411023122 has 16 divisors (see below), whose sum is σ = 77625182592. Its totient is φ = 25536036240.

The previous prime is 51411023021. The next prime is 51411023123. The reversal of 51411023122 is 22132011415.

It is a junction number, because it is equal to n+sod(n) for n = 51411023093 and 51411023102.

It is not an unprimeable number, because it can be changed into a prime (51411023123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1607863 + ... + 1639525.

It is an arithmetic number, because the mean of its divisors is an integer number (4851573912).

Almost surely, 251411023122 is an apocalyptic number.

51411023122 is a deficient number, since it is larger than the sum of its proper divisors (26214159470).

51411023122 is a wasteful number, since it uses less digits than its factorization.

51411023122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36993.

The product of its (nonzero) digits is 480, while the sum is 22.

Adding to 51411023122 its reverse (22132011415), we get a palindrome (73543034537).

The spelling of 51411023122 in words is "fifty-one billion, four hundred eleven million, twenty-three thousand, one hundred twenty-two".

Divisors: 1 2 157 314 5171 10342 31663 63326 811847 1623694 4971091 9942182 163729373 327458746 25705511561 51411023122