Base | Representation |
---|---|
bin | 1110100010111… |
… | …00001110001000 |
3 | 22111120212202102 |
4 | 13101130032020 |
5 | 222213400202 |
6 | 20035052532 |
7 | 3011042504 |
oct | 721341610 |
9 | 274525672 |
10 | 122012552 |
11 | 62966922 |
12 | 34a41148 |
13 | 1c37cc9c |
14 | 122c1304 |
15 | aaa1d02 |
hex | 745c388 |
122012552 has 8 divisors (see below), whose sum is σ = 228773550. Its totient is φ = 61006272.
The previous prime is 122012551. The next prime is 122012557. The reversal of 122012552 is 255210221.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 85119076 + 36893476 = 9226^2 + 6074^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is not an unprimeable number, because it can be changed into a prime (122012551) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7625777 + ... + 7625792.
Almost surely, 2122012552 is an apocalyptic number.
It is an amenable number.
122012552 is a deficient number, since it is larger than the sum of its proper divisors (106760998).
122012552 is a wasteful number, since it uses less digits than its factorization.
122012552 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15251575 (or 15251571 counting only the distinct ones).
The product of its (nonzero) digits is 400, while the sum is 20.
The square root of 122012552 is about 11045.9292049153. The cubic root of 122012552 is about 495.9845750493.
Adding to 122012552 its reverse (255210221), we get a palindrome (377222773).
The spelling of 122012552 in words is "one hundred twenty-two million, twelve thousand, five hundred fifty-two".
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