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118928645480 = 23528111105767
BaseRepresentation
bin110111011000010110…
…0110001110101101000
3102100222100020011101102
41232300230301311220
53422031213123410
6130345101340532
711410106543561
oct1566054616550
9370870204342
10118928645480
114648a135667
121b070b67748
13b2a4255c98
145a82d43168
153160dcc2a5
hex1bb0b31d68

118928645480 has 32 divisors (see below), whose sum is σ = 267601501440. Its totient is φ = 47569316160.

The previous prime is 118928645461. The next prime is 118928645483. The reversal of 118928645480 is 84546829811.

It is not an unprimeable number, because it can be changed into a prime (118928645483) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1071557 + ... + 1177323.

It is an arithmetic number, because the mean of its divisors is an integer number (8362546920).

Almost surely, 2118928645480 is an apocalyptic number.

118928645480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

118928645480 is an abundant number, since it is smaller than the sum of its proper divisors (148672855960).

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

118928645480 is a wasteful number, since it uses less digits than its factorization.

118928645480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133889 (or 133885 counting only the distinct ones).

The product of its (nonzero) digits is 4423680, while the sum is 56.

The spelling of 118928645480 in words is "one hundred eighteen billion, nine hundred twenty-eight million, six hundred forty-five thousand, four hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 28111 56222 105767 112444 140555 211534 224888 281110 423068 528835 562220 846136 1057670 1124440 2115340 4230680 2973216137 5946432274 11892864548 14866080685 23785729096 29732161370 59464322740 118928645480