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51073311160 = 2353049418771
BaseRepresentation
bin101111100100001101…
…001110000110111000
311212211101110000202001
4233210031032012320
51314044231424120
635243542150344
73455433660544
oct574415160670
9155741400661
1051073311160
111a729609673
129a944223b4
134a7c2378a1
1426870c2a24
1514ddc07e0a
hexbe434e1b8

51073311160 has 32 divisors (see below), whose sum is σ = 114952914000. Its totient is φ = 20422575360.

The previous prime is 51073311143. The next prime is 51073311161. The reversal of 51073311160 is 6111337015.

51073311160 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×510733111602 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51073311161) 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, 87426 + ... + 331345.

Almost surely, 251073311160 is an apocalyptic number.

It is an amenable number.

51073311160 is an abundant number, since it is smaller than the sum of its proper divisors (63879602840).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51073311160 is a wasteful number, since it uses less digits than its factorization.

51073311160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 421831 (or 421827 counting only the distinct ones).

The product of its (nonzero) digits is 1890, while the sum is 28.

Adding to 51073311160 its reverse (6111337015), we get a palindrome (57184648175).

The spelling of 51073311160 in words is "fifty-one billion, seventy-three million, three hundred eleven thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 20 40 3049 6098 12196 15245 24392 30490 60980 121960 418771 837542 1675084 2093855 3350168 4187710 8375420 16750840 1276832779 2553665558 5107331116 6384163895 10214662232 12768327790 25536655580 51073311160