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117356305 = 5112518501
BaseRepresentation
bin1101111111010…
…11011100010001
322011211022120211
412333223130101
5220020400210
615351204121
72623340443
oct677533421
9264738524
10117356305
1160276590
1233376641
131b40c801
141182c493
15a48238a
hex6feb711

117356305 has 16 divisors (see below), whose sum is σ = 154260288. Its totient is φ = 85000000.

The previous prime is 117356303. The next prime is 117356311. The reversal of 117356305 is 503653711.

It is not a de Polignac number, because 117356305 - 21 = 117356303 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117356303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9555 + ... + 18055.

It is an arithmetic number, because the mean of its divisors is an integer number (9641268).

Almost surely, 2117356305 is an apocalyptic number.

It is an amenable number.

117356305 is a deficient number, since it is larger than the sum of its proper divisors (36903983).

117356305 is a wasteful number, since it uses less digits than its factorization.

117356305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8768.

The product of its (nonzero) digits is 9450, while the sum is 31.

The square root of 117356305 is about 10833.1115105495. Note that the first 3 decimals coincide. The cubic root of 117356305 is about 489.5933110305.

The spelling of 117356305 in words is "one hundred seventeen million, three hundred fifty-six thousand, three hundred five".

Divisors: 1 5 11 55 251 1255 2761 8501 13805 42505 93511 467555 2133751 10668755 23471261 117356305