Base | Representation |
---|---|
bin | 1110101101000… |
… | …0110101011001 |
3 | 11022001022011112 |
4 | 3223100311121 |
5 | 111242012133 |
6 | 10041510105 |
7 | 1346132030 |
oct | 353206531 |
9 | 138038145 |
10 | 61672793 |
11 | 318a3756 |
12 | 187a2335 |
13 | ca144a0 |
14 | 8295717 |
15 | 5633648 |
hex | 3ad0d59 |
61672793 has 16 divisors (see below), whose sum is σ = 77675136. Its totient is φ = 47658240.
The previous prime is 61672783. The next prime is 61672811. The reversal of 61672793 is 39727616.
It is not a de Polignac number, because 61672793 - 210 = 61671769 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 61672793.
It is not an unprimeable number, because it can be changed into a prime (61672703) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3968 + ... + 11793.
It is an arithmetic number, because the mean of its divisors is an integer number (4854696).
Almost surely, 261672793 is an apocalyptic number.
It is an amenable number.
61672793 is a deficient number, since it is larger than the sum of its proper divisors (16002343).
61672793 is a wasteful number, since it uses less digits than its factorization.
61672793 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15824.
The product of its digits is 95256, while the sum is 41.
The square root of 61672793 is about 7853.2027224566. The cubic root of 61672793 is about 395.0916691586.
The spelling of 61672793 in words is "sixty-one million, six hundred seventy-two thousand, seven hundred ninety-three".
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