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148618003486540 = 22575991772215639
BaseRepresentation
bin100001110010101011010011…
…010011100001011101001100
3201111012202001012012212121111
4201302223103103201131030
5123434424132343032130
61244030100202341404
743206203446206310
oct4162532323413514
9644182035185544
10148618003486540
11433995a5560975
12148031b87ba864
1364c0804b13573
14289b214ca7b40
15122ad66b1602a
hex872ad34e174c

148618003486540 has 48 divisors (see below), whose sum is σ = 357278673024000. Its totient is φ = 50869677673152.

The previous prime is 148618003486483. The next prime is 148618003486549. The reversal of 148618003486540 is 45684300816841.

It is a super-2 number, since 2×1486180034865402 (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (148618003486549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 886023960 + ... + 886191679.

It is an arithmetic number, because the mean of its divisors is an integer number (7443305688000).

Almost surely, 2148618003486540 is an apocalyptic number.

148618003486540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

148618003486540 is an abundant number, since it is smaller than the sum of its proper divisors (208660669537460).

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

148618003486540 is a wasteful number, since it uses less digits than its factorization.

148618003486540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1772216254 (or 1772216252 counting only the distinct ones).

The product of its (nonzero) digits is 17694720, while the sum is 58.

The spelling of 148618003486540 in words is "one hundred forty-eight trillion, six hundred eighteen billion, three million, four hundred eighty-six thousand, five hundred forty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 599 1198 2396 2995 4193 5990 8386 11980 16772 20965 41930 83860 1772215639 3544431278 7088862556 8861078195 12405509473 17722156390 24811018946 35444312780 49622037892 62027547365 124055094730 248110189460 1061557167761 2123114335522 4246228671044 5307785838805 7430900174327 10615571677610 14861800348654 21231143355220 29723600697308 37154500871635 74309001743270 148618003486540