Base | Representation |
---|---|
bin | 1110110000111… |
… | …1010111011101 |
3 | 11022112022111220 |
4 | 3230033113131 |
5 | 111323211200 |
6 | 10051203553 |
7 | 1351246542 |
oct | 354172735 |
9 | 138468456 |
10 | 61928925 |
11 | 31a59133 |
12 | 188a65b9 |
13 | caa3c46 |
14 | 8320bc9 |
15 | 56844a0 |
hex | 3b0f5dd |
61928925 has 24 divisors (see below), whose sum is σ = 103359456. Its totient is φ = 32715840.
The previous prime is 61928921. The next prime is 61928927. The reversal of 61928925 is 52982916.
It is not a de Polignac number, because 61928925 - 22 = 61928921 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (61928921) by changing a digit.
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 23 ways as a sum of consecutive naturals, for example, 4167 + ... + 11883.
It is an arithmetic number, because the mean of its divisors is an integer number (4306644).
Almost surely, 261928925 is an apocalyptic number.
It is an amenable number.
61928925 is a deficient number, since it is larger than the sum of its proper divisors (41430531).
61928925 is a wasteful number, since it uses less digits than its factorization.
61928925 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7837 (or 7832 counting only the distinct ones).
The product of its digits is 77760, while the sum is 42.
The square root of 61928925 is about 7869.4933127870. The cubic root of 61928925 is about 395.6378627375.
The spelling of 61928925 in words is "sixty-one million, nine hundred twenty-eight thousand, nine hundred twenty-five".
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