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51550325150 = 2521049982847
BaseRepresentation
bin110000000000101000…
…111000100110011110
311221001122000211220212
4300000220320212132
51321033340401100
635403142212422
73503315351102
oct600050704636
9157048024825
1051550325150
111a9538a6305
129ba8124112
134b2700239c
1426d05b3902
15151aa30635
hexc00a3899e

51550325150 has 24 divisors (see below), whose sum is σ = 95975107200. Its totient is φ = 20600452160.

The previous prime is 51550325149. The next prime is 51550325191. The reversal of 51550325150 is 5152305515.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 438974 + ... + 543873.

It is an arithmetic number, because the mean of its divisors is an integer number (3998962800).

Almost surely, 251550325150 is an apocalyptic number.

51550325150 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

51550325150 is a deficient number, since it is larger than the sum of its proper divisors (44424782050).

51550325150 is a wasteful number, since it uses less digits than its factorization.

51550325150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 983908 (or 983903 counting only the distinct ones).

The product of its (nonzero) digits is 18750, while the sum is 32.

The spelling of 51550325150 in words is "fifty-one billion, five hundred fifty million, three hundred twenty-five thousand, one hundred fifty".

Divisors: 1 2 5 10 25 50 1049 2098 5245 10490 26225 52450 982847 1965694 4914235 9828470 24571175 49142350 1031006503 2062013006 5155032515 10310065030 25775162575 51550325150