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27960966044 = 22112379152429
BaseRepresentation
bin11010000010100110…
…100111101110011100
32200011122111020121222
4122002212213232130
5424231001403134
620502312312512
72006620201304
oct320246475634
980148436558
1027960966044
1110949266700
1255040a2738
132837b01b2b
1414d370c604
15ad9b05a2e
hex6829a7b9c

27960966044 has 36 divisors (see below), whose sum is σ = 53926685400. Its totient is φ = 12675912480.

The previous prime is 27960966043. The next prime is 27960966113. The reversal of 27960966044 is 44066906972.

It is a super-2 number, since 2×279609660442 (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 (27960966043) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 107222 + ... + 259650.

Almost surely, 227960966044 is an apocalyptic number.

It is an amenable number.

27960966044 is a deficient number, since it is larger than the sum of its proper divisors (25965719356).

27960966044 is a wasteful number, since it uses less digits than its factorization.

27960966044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152834 (or 152821 counting only the distinct ones).

The product of its (nonzero) digits is 3919104, while the sum is 53.

The spelling of 27960966044 in words is "twenty-seven billion, nine hundred sixty million, nine hundred sixty-six thousand, forty-four".

Divisors: 1 2 4 11 22 44 121 242 379 484 758 1516 4169 8338 16676 45859 91718 152429 183436 304858 609716 1676719 3353438 6706876 18443909 36887818 57770591 73775636 115541182 231082364 635476501 1270953002 2541906004 6990241511 13980483022 27960966044