Base | Representation |
---|---|
bin | 1110011101111… |
… | …01000011110100 |
3 | 22110100202111002 |
4 | 13032331003310 |
5 | 222032020003 |
6 | 20013102432 |
7 | 3002356034 |
oct | 716750364 |
9 | 273322432 |
10 | 121360628 |
11 | 62561044 |
12 | 34787a18 |
13 | 1c1b232c |
14 | 121918c4 |
15 | a9c3a88 |
hex | 73bd0f4 |
121360628 has 12 divisors (see below), whose sum is σ = 213932292. Its totient is φ = 60237120.
The previous prime is 121360607. The next prime is 121360633. The reversal of 121360628 is 826063121.
It can be written as a sum of positive squares in 2 ways, for example, as 51437584 + 69923044 = 7172^2 + 8362^2 .
It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.
It is a self number, because there is not a number n which added to its sum of digits gives 121360628.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 110183 + ... + 111278.
It is an arithmetic number, because the mean of its divisors is an integer number (17827691).
Almost surely, 2121360628 is an apocalyptic number.
It is an amenable number.
121360628 is a deficient number, since it is larger than the sum of its proper divisors (92571664).
121360628 is a wasteful number, since it uses less digits than its factorization.
121360628 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 221602 (or 221600 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 29.
The square root of 121360628 is about 11016.3799861842. The cubic root of 121360628 is about 495.0996337212.
The spelling of 121360628 in words is "one hundred twenty-one million, three hundred sixty thousand, six hundred twenty-eight".
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