Base | Representation |
---|---|
bin | 1110101100110… |
… | …0000000110101 |
3 | 11022000022002010 |
4 | 3223030000311 |
5 | 111240344140 |
6 | 10041234433 |
7 | 1346020326 |
oct | 353140065 |
9 | 138008063 |
10 | 61653045 |
11 | 3188a933 |
12 | 18792a19 |
13 | ca084bc |
14 | 828c44d |
15 | 562c880 |
hex | 3acc035 |
61653045 has 16 divisors (see below), whose sum is σ = 100507392. Its totient is φ = 32260800.
The previous prime is 61653029. The next prime is 61653061. The reversal of 61653045 is 54035616.
It is an interprime number because it is at equal distance from previous prime (61653029) and next prime (61653061).
It is not a de Polignac number, because 61653045 - 24 = 61653029 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37981 + ... + 39570.
It is an arithmetic number, because the mean of its divisors is an integer number (6281712).
Almost surely, 261653045 is an apocalyptic number.
It is an amenable number.
61653045 is a deficient number, since it is larger than the sum of its proper divisors (38854347).
61653045 is a wasteful number, since it uses less digits than its factorization.
61653045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 77612.
The product of its (nonzero) digits is 10800, while the sum is 30.
The square root of 61653045 is about 7851.9453003698. The cubic root of 61653045 is about 395.0494944122.
The spelling of 61653045 in words is "sixty-one million, six hundred fifty-three thousand, forty-five".
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