Base | Representation |
---|---|
bin | 111001010000000001… |
… | …111100110101000101 |
3 | 12212200002211212122010 |
4 | 321100001330311011 |
5 | 2001343342340400 |
6 | 44123455124433 |
7 | 4304224224363 |
oct | 712001746505 |
9 | 185602755563 |
10 | 61472230725 |
11 | 24085520874 |
12 | bab6b13719 |
13 | 5a48778929 |
14 | 2d92208633 |
15 | 18ebb14450 |
hex | e5007cd45 |
61472230725 has 12 divisors (see below), whose sum is σ = 101634088256. Its totient is φ = 32785189680.
The previous prime is 61472230711. The next prime is 61472230739. The reversal of 61472230725 is 52703227416.
It is an interprime number because it is at equal distance from previous prime (61472230711) and next prime (61472230739).
It is not a de Polignac number, because 61472230725 - 25 = 61472230693 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 409814797 + ... + 409814946.
Almost surely, 261472230725 is an apocalyptic number.
It is an amenable number.
61472230725 is a deficient number, since it is larger than the sum of its proper divisors (40161857531).
61472230725 is a wasteful number, since it uses less digits than its factorization.
61472230725 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 819629756 (or 819629751 counting only the distinct ones).
The product of its (nonzero) digits is 141120, while the sum is 39.
The spelling of 61472230725 in words is "sixty-one billion, four hundred seventy-two million, two hundred thirty thousand, seven hundred twenty-five".
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