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40647460086 = 2322544788741
BaseRepresentation
bin100101110110110001…
…110000010011110110
310212220210100220202200
4211312301300103312
51131221222210321
630401224045330
72636165465352
oct456661602366
9125823326680
1040647460086
1116269482422
127a64903846
133aaa25743c
141d7858a462
1510cd77bd26
hex976c704f6

40647460086 has 24 divisors (see below), whose sum is σ = 88073950224. Its totient is φ = 13548468240.

The previous prime is 40647460039. The next prime is 40647460129. The reversal of 40647460086 is 68006474604.

40647460086 is a `hidden beast` number, since 40 + 6 + 474 + 60 + 0 + 86 = 666.

It is a super-2 number, since 2×406474600862 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 413676 + ... + 502416.

It is an arithmetic number, because the mean of its divisors is an integer number (3669747926).

Almost surely, 240647460086 is an apocalyptic number.

40647460086 is an abundant number, since it is smaller than the sum of its proper divisors (47426490138).

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

40647460086 is a wasteful number, since it uses less digits than its factorization.

40647460086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114196 (or 114193 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 45.

The spelling of 40647460086 in words is "forty billion, six hundred forty-seven million, four hundred sixty thousand, eighty-six".

Divisors: 1 2 3 6 9 18 25447 50894 76341 88741 152682 177482 229023 266223 458046 532446 798669 1597338 2258192227 4516384454 6774576681 13549153362 20323730043 40647460086