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159139872080 = 24572399118457
BaseRepresentation
bin1001010000110101111…
…0011011110101010000
3120012202201202010022022
42110031132123311100
510101404301401310
6201035143431012
714332430410430
oct2241536336520
9505681663268
10159139872080
1161544344342
1226a13755468
1312011cc37a7
1479b95b62c0
1542161d9a55
hex250d79bd50

159139872080 has 80 divisors (see below), whose sum is σ = 423037209600. Its totient is φ = 54539037696.

The previous prime is 159139872077. The next prime is 159139872103. The reversal of 159139872080 is 80278931951.

It is a happy number.

159139872080 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (80).

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 15 ways as a sum of consecutive naturals, for example, 1284212 + ... + 1402668.

It is an arithmetic number, because the mean of its divisors is an integer number (5287965120).

Almost surely, 2159139872080 is an apocalyptic number.

159139872080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

159139872080 is an abundant number, since it is smaller than the sum of its proper divisors (263897337520).

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

159139872080 is a wasteful number, since it uses less digits than its factorization.

159139872080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120876 (or 120870 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 53.

The spelling of 159139872080 in words is "one hundred fifty-nine billion, one hundred thirty-nine million, eight hundred seventy-two thousand, eighty".

Divisors: 1 2 4 5 7 8 10 14 16 20 28 35 40 56 70 80 112 140 280 560 2399 4798 9596 11995 16793 19192 23990 33586 38384 47980 67172 83965 95960 118457 134344 167930 191920 236914 268688 335860 473828 592285 671720 829199 947656 1184570 1343440 1658398 1895312 2369140 3316796 4145995 4738280 6633592 8291990 9476560 13267184 16583980 33167960 66335920 284178343 568356686 1136713372 1420891715 1989248401 2273426744 2841783430 3978496802 4546853488 5683566860 7956993604 9946242005 11367133720 15913987208 19892484010 22734267440 31827974416 39784968020 79569936040 159139872080