Base | Representation |
---|---|
bin | 1110100111101… |
… | …01101001110100 |
3 | 22112202210211201 |
4 | 13103311221310 |
5 | 222344003022 |
6 | 20100342244 |
7 | 3016300654 |
oct | 723655164 |
9 | 275683751 |
10 | 122641012 |
11 | 6325600a |
12 | 350a4984 |
13 | 1c540060 |
14 | 12406364 |
15 | ab78127 |
hex | 74f5a74 |
122641012 has 24 divisors (see below), whose sum is σ = 231446600. Its totient is φ = 56526336.
The previous prime is 122641003. The next prime is 122641019. The reversal of 122641012 is 210146221.
It can be written as a sum of positive squares in 4 ways, for example, as 3481956 + 119159056 = 1866^2 + 10916^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122641019) 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, 57664 + ... + 59752.
Almost surely, 2122641012 is an apocalyptic number.
It is an amenable number.
122641012 is a deficient number, since it is larger than the sum of its proper divisors (108805588).
122641012 is a wasteful number, since it uses less digits than its factorization.
122641012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3235 (or 3233 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 19.
The square root of 122641012 is about 11074.3402512294. The cubic root of 122641012 is about 496.8346865332.
Adding to 122641012 its reverse (210146221), we get a palindrome (332787233).
The spelling of 122641012 in words is "one hundred twenty-two million, six hundred forty-one thousand, twelve".
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