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116913215 = 571329333
BaseRepresentation
bin1101111011111…
…11010000111111
322010222210210002
412331333100333
5214412210330
615333504515
72616513566
oct675772077
9263883702
10116913215
115aaa36a1
12331a213b
131b2b5c23
1411754bdd
15a3e5e45
hex6f7f43f

116913215 has 8 divisors (see below), whose sum is σ = 142272288. Its totient is φ = 92212960.

The previous prime is 116913211. The next prime is 116913241. The reversal of 116913215 is 512319611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 116913215 - 22 = 116913211 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116913211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 164312 + ... + 165021.

It is an arithmetic number, because the mean of its divisors is an integer number (17784036).

Almost surely, 2116913215 is an apocalyptic number.

116913215 is a deficient number, since it is larger than the sum of its proper divisors (25359073).

116913215 is an equidigital number, since it uses as much as digits as its factorization.

116913215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329409.

The product of its digits is 1620, while the sum is 29.

The square root of 116913215 is about 10812.6414441616. The cubic root of 116913215 is about 488.9763650767.

The spelling of 116913215 in words is "one hundred sixteen million, nine hundred thirteen thousand, two hundred fifteen".

Divisors: 1 5 71 355 329333 1646665 23382643 116913215