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5078875880 = 235132769977
BaseRepresentation
bin1001011101011100…
…10111111011101000
3111002221210121221002
410232232113323220
540400143012010
62155545534132
7236600506211
oct45656277350
914087717832
105078875880
112176990691
12b98aa4348
1362c2b7400
14362754408
151ead371a5
hex12eb97ee8

5078875880 has 96 divisors (see below), whose sum is σ = 12402898200. Its totient is φ = 1870921728.

The previous prime is 5078875871. The next prime is 5078875903. The reversal of 5078875880 is 885788705.

It is a happy number.

It can be written as a sum of positive squares in 12 ways, for example, as 99880036 + 4978995844 = 9994^2 + 70562^2 .

It is a hoax number, since the sum of its digits (56) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5197952 + ... + 5198928.

Almost surely, 25078875880 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5078875880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6201449100).

5078875880 is an abundant number, since it is smaller than the sum of its proper divisors (7324022320).

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

5078875880 is a wasteful number, since it uses less digits than its factorization.

5078875880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1783 (or 1766 counting only the distinct ones).

The product of its (nonzero) digits is 5017600, while the sum is 56.

The square root of 5078875880 is about 71266.2323965565. The cubic root of 5078875880 is about 1718.9207985770.

The spelling of 5078875880 in words is "five billion, seventy-eight million, eight hundred seventy-five thousand, eight hundred eighty".

Divisors: 1 2 4 5 8 10 13 20 26 40 52 65 104 130 169 260 338 520 676 769 845 977 1352 1538 1690 1954 3076 3380 3845 3908 4885 6152 6760 7690 7816 9770 9997 12701 15380 19540 19994 25402 30760 39080 39988 49985 50804 63505 79976 99970 101608 127010 129961 165113 199940 254020 259922 330226 399880 508040 519844 649805 660452 751313 825565 1039688 1299610 1320904 1502626 1651130 2599220 3005252 3302260 3756565 5198440 6010504 6604520 7513130 9767069 15026260 19534138 30052520 39068276 48835345 78136552 97670690 126971897 195341380 253943794 390682760 507887588 634859485 1015775176 1269718970 2539437940 5078875880