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117305480 = 23529310009
BaseRepresentation
bin1101111110111…
…11000010001000
322011201201212102
412333133002020
5220012233410
615350132532
72623036325
oct677370210
9264651772
10117305480
1160241386
1233351148
131b3c2636
1411817b4c
15a4722a5
hex6fdf088

117305480 has 32 divisors (see below), whose sum is σ = 264864600. Its totient is φ = 46757376.

The previous prime is 117305453. The next prime is 117305509. The reversal of 117305480 is 84503711.

It can be written as a sum of positive squares in 4 ways, for example, as 113763556 + 3541924 = 10666^2 + 1882^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6716 + ... + 16724.

Almost surely, 2117305480 is an apocalyptic number.

117305480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

117305480 is an abundant number, since it is smaller than the sum of its proper divisors (147559120).

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

117305480 is a wasteful number, since it uses less digits than its factorization.

117305480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10313 (or 10309 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 29.

The square root of 117305480 is about 10830.7654392476. The cubic root of 117305480 is about 489.5226226736.

The spelling of 117305480 in words is "one hundred seventeen million, three hundred five thousand, four hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 293 586 1172 1465 2344 2930 5860 10009 11720 20018 40036 50045 80072 100090 200180 400360 2932637 5865274 11730548 14663185 23461096 29326370 58652740 117305480