Base | Representation |
---|---|
bin | 1100000011101100100… |
… | …0000000011111100010 |
3 | 201210200122222212220000 |
4 | 3000323020000133202 |
5 | 11343220444310442 |
6 | 235055155400430 |
7 | 20652244135602 |
oct | 3007310003742 |
9 | 653618885800 |
10 | 207150385122 |
11 | 7a940aa039a |
12 | 341922b3116 |
13 | 166c382a3a5 |
14 | a0519c6c02 |
15 | 55c6096d4c |
hex | 303b2007e2 |
207150385122 has 30 divisors (see below), whose sum is σ = 464183288283. Its totient is φ = 69048197388.
The previous prime is 207150385087. The next prime is 207150385163. The reversal of 207150385122 is 221583051702.
207150385122 is a `hidden beast` number, since 2 + 0 + 7 + 150 + 385 + 122 = 666.
It can be written as a sum of positive squares in only one way, i.e., 103575192561 + 103575192561 = 321831^2 + 321831^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=321831.
It is a super-2 number, since 2×2071503851222 (a number of 23 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 5775079 + ... + 5810837.
Almost surely, 2207150385122 is an apocalyptic number.
207150385122 is an abundant number, since it is smaller than the sum of its proper divisors (257032903161).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
207150385122 is an frugal number, since it uses more digits than its factorization.
207150385122 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 71532 (or 35764 counting only the distinct ones).
The product of its (nonzero) digits is 33600, while the sum is 36.
The spelling of 207150385122 in words is "two hundred seven billion, one hundred fifty million, three hundred eighty-five thousand, one hundred twenty-two".
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