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48069986661 = 32311280913451
BaseRepresentation
bin101100110001001100…
…011100100101100101
311121002002011100001100
4230301030130211211
51241421404033121
634025534350313
73321135100464
oct546114344545
9147062140040
1048069986661
1119428288504
12939665b399
1346c0c5b0b8
1424802929db
1513b5209026
hexb3131c965

48069986661 has 24 divisors (see below), whose sum is σ = 71685169920. Its totient is φ = 31008168000.

The previous prime is 48069986633. The next prime is 48069986669. The reversal of 48069986661 is 16668996084.

It is not a de Polignac number, because 48069986661 - 218 = 48069724517 is a prime.

It is a super-3 number, since 3×480699866613 (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48069986669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3566986 + ... + 3580436.

It is an arithmetic number, because the mean of its divisors is an integer number (2986882080).

Almost surely, 248069986661 is an apocalyptic number.

It is an amenable number.

48069986661 is a deficient number, since it is larger than the sum of its proper divisors (23615183259).

48069986661 is a wasteful number, since it uses less digits than its factorization.

48069986661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26297 (or 26294 counting only the distinct ones).

The product of its (nonzero) digits is 26873856, while the sum is 63.

The spelling of 48069986661 in words is "forty-eight billion, sixty-nine million, nine hundred eighty-six thousand, six hundred sixty-one".

Divisors: 1 3 9 31 93 279 12809 13451 38427 40353 115281 121059 397079 416981 1191237 1250943 3573711 3752829 172293859 516881577 1550644731 5341109629 16023328887 48069986661