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113958774280 = 23513456148049
BaseRepresentation
bin110101000100001111…
…0001110011000001000
3101220010222112112202201
41222020132032120020
53331341421234110
6124204004005544
711143001412301
oct1521036163010
9356128475681
10113958774280
114436983689a
121a1046908b4
13a991715bb0
145730c857a8
152e6e927b3a
hex1a8878e608

113958774280 has 64 divisors (see below), whose sum is σ = 276197166000. Its totient is φ = 42066984960.

The previous prime is 113958774277. The next prime is 113958774299. The reversal of 113958774280 is 82477859311.

It can be written as a sum of positive squares in 8 ways, for example, as 3709540836 + 110249233444 = 60906^2 + 332038^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2347696 + ... + 2395744.

Almost surely, 2113958774280 is an apocalyptic number.

113958774280 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113958774280 is an abundant number, since it is smaller than the sum of its proper divisors (162238391720).

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

113958774280 is a wasteful number, since it uses less digits than its factorization.

113958774280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52634 (or 52630 counting only the distinct ones).

The product of its (nonzero) digits is 3386880, while the sum is 55.

The spelling of 113958774280 in words is "one hundred thirteen billion, nine hundred fifty-eight million, seven hundred seventy-four thousand, two hundred eighty".

Divisors: 1 2 4 5 8 10 13 20 26 40 52 65 104 130 260 520 4561 9122 18244 22805 36488 45610 48049 59293 91220 96098 118586 182440 192196 237172 240245 296465 384392 474344 480490 592930 624637 960980 1185860 1249274 1921960 2371720 2498548 3123185 4997096 6246370 12492740 24985480 219151489 438302978 876605956 1095757445 1753211912 2191514890 2848969357 4383029780 5697938714 8766059560 11395877428 14244846785 22791754856 28489693570 56979387140 113958774280