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118320315464 = 231310903104347
BaseRepresentation
bin110111000110001110…
…0001011110001001000
3102022101221112210111002
41232030130023301020
53414310000043324
6130204450554132
711356042041641
oct1561434136110
9368357483432
10118320315464
11461a780828a
121ab21298948
13b2082019b0
145a2622c6c8
1531277b63ae
hex1b8c70bc48

118320315464 has 32 divisors (see below), whose sum is σ = 238940224320. Its totient is φ = 54603844416.

The previous prime is 118320315409. The next prime is 118320315511. The reversal of 118320315464 is 464513023811.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1081739 + ... + 1186085.

It is an arithmetic number, because the mean of its divisors is an integer number (7466882010).

Almost surely, 2118320315464 is an apocalyptic number.

It is an amenable number.

118320315464 is an abundant number, since it is smaller than the sum of its proper divisors (120619908856).

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

118320315464 is a wasteful number, since it uses less digits than its factorization.

118320315464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115269 (or 115265 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 38.

The spelling of 118320315464 in words is "one hundred eighteen billion, three hundred twenty million, three hundred fifteen thousand, four hundred sixty-four".

Divisors: 1 2 4 8 13 26 52 104 10903 21806 43612 87224 104347 141739 208694 283478 417388 566956 834776 1133912 1356511 2713022 5426044 10852088 1137695341 2275390682 4550781364 9101562728 14790039433 29580078866 59160157732 118320315464