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51352434060 = 22354718210083
BaseRepresentation
bin101111110100110101…
…111111010110001100
311220112211122221101020
4233310311333112030
51320132210342220
635331352514140
73465363326124
oct576465772614
9156484587336
1051352434060
111a862123854
129b519ab950
134ac5005c75
1426b21bdc84
151508491040
hexbf4d7f58c

51352434060 has 48 divisors (see below), whose sum is σ = 146846117376. Its totient is φ = 13402620352.

The previous prime is 51352434043. The next prime is 51352434131. The reversal of 51352434060 is 6043425315.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 9102222 + ... + 9107861.

It is an arithmetic number, because the mean of its divisors is an integer number (3059294112).

Almost surely, 251352434060 is an apocalyptic number.

It is an amenable number.

51352434060 is an abundant number, since it is smaller than the sum of its proper divisors (95493683316).

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

51352434060 is a wasteful number, since it uses less digits than its factorization.

51352434060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18210142 (or 18210140 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 33.

Adding to 51352434060 its reverse (6043425315), we get a palindrome (57395859375).

The spelling of 51352434060 in words is "fifty-one billion, three hundred fifty-two million, four hundred thirty-four thousand, sixty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 47 60 94 141 188 235 282 470 564 705 940 1410 2820 18210083 36420166 54630249 72840332 91050415 109260498 182100830 218520996 273151245 364201660 546302490 855873901 1092604980 1711747802 2567621703 3423495604 4279369505 5135243406 8558739010 10270486812 12838108515 17117478020 25676217030 51352434060