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207472315 = 5239173617
BaseRepresentation
bin11000101110111…
…00011010111011
3112110101200111211
430113130122323
5411103103230
632330503551
75066325361
oct1427343273
9473350454
10207472315
11a7127026
1259594bb7
1333ca24ab
141d7a9631
151333342a
hexc5dc6bb

207472315 has 8 divisors (see below), whose sum is σ = 250009920. Its totient is φ = 165282432.

The previous prime is 207472289. The next prime is 207472337. The reversal of 207472315 is 513274702.

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

It is a cyclic number.

It is not a de Polignac number, because 207472315 - 223 = 199083707 is a prime.

It is a super-2 number, since 2×2074723152 = 86089522982918450, which contains 22 as substring.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 85614 + ... + 88003.

It is an arithmetic number, because the mean of its divisors is an integer number (31251240).

Almost surely, 2207472315 is an apocalyptic number.

207472315 is a deficient number, since it is larger than the sum of its proper divisors (42537605).

207472315 is a wasteful number, since it uses less digits than its factorization.

207472315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173861.

The product of its (nonzero) digits is 11760, while the sum is 31.

The square root of 207472315 is about 14403.8992984539. The cubic root of 207472315 is about 591.9977429835.

The spelling of 207472315 in words is "two hundred seven million, four hundred seventy-two thousand, three hundred fifteen".

Divisors: 1 5 239 1195 173617 868085 41494463 207472315