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51062022260 = 22515439165367
BaseRepresentation
bin101111100011100010…
…001010000001110100
311212210121012111021122
4233203202022001310
51314033334203020
635242500203112
73455236012364
oct574342120164
9155717174248
1051062022260
111a7231a90a7
129a90699498
134a79ab4472
1426857c49a4
1514dcc28125
hexbe388a074

51062022260 has 24 divisors (see below), whose sum is σ = 107237840640. Its totient is φ = 20423362464.

The previous prime is 51062022259. The next prime is 51062022269. The reversal of 51062022260 is 6222026015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51062022269) 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, 226097 + ... + 391463.

It is an arithmetic number, because the mean of its divisors is an integer number (4468243360).

Almost surely, 251062022260 is an apocalyptic number.

It is an amenable number.

51062022260 is an abundant number, since it is smaller than the sum of its proper divisors (56175818380).

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

51062022260 is a wasteful number, since it uses less digits than its factorization.

51062022260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180815 (or 180813 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 51062022260 its reverse (6222026015), we get a palindrome (57284048275).

The spelling of 51062022260 in words is "fifty-one billion, sixty-two million, twenty-two thousand, two hundred sixty".

Divisors: 1 2 4 5 10 20 15439 30878 61756 77195 154390 165367 308780 330734 661468 826835 1653670 3307340 2553101113 5106202226 10212404452 12765505565 25531011130 51062022260