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51080036037 = 3292412436211
BaseRepresentation
bin101111100100100110…
…110111111011000101
311212211212002200112120
4233210212313323011
51314102442123122
635244342240153
73455545066602
oct574446677305
9155755080476
1051080036037
111a732392118
129a96726059
134a807507c4
142687d536a9
1514de5d575c
hexbe49b7ec5

51080036037 has 16 divisors (see below), whose sum is σ = 70747596480. Its totient is φ = 32742662400.

The previous prime is 51080036011. The next prime is 51080036047. The reversal of 51080036037 is 73063008015.

It is a happy number.

It is not a de Polignac number, because 51080036037 - 28 = 51080035781 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 51080035989 and 51080036007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51080036047) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1197139 + ... + 1239072.

It is an arithmetic number, because the mean of its divisors is an integer number (4421724780).

Almost surely, 251080036037 is an apocalyptic number.

It is an amenable number.

51080036037 is a deficient number, since it is larger than the sum of its proper divisors (19667560443).

51080036037 is a wasteful number, since it uses less digits than its factorization.

51080036037 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2436484.

The product of its (nonzero) digits is 15120, while the sum is 33.

The spelling of 51080036037 in words is "fifty-one billion, eighty million, thirty-six thousand, thirty-seven".

Divisors: 1 3 29 87 241 723 6989 20967 2436211 7308633 70650119 211950357 587126851 1761380553 17026678679 51080036037