Base | Representation |
---|---|
bin | 1110100100101… |
… | …0100111010011 |
3 | 11021000101000211 |
4 | 3221022213103 |
5 | 111121414102 |
6 | 10022024551 |
7 | 1341352150 |
oct | 351124723 |
9 | 137011024 |
10 | 61123027 |
11 | 315586a9 |
12 | 18578157 |
13 | c881194 |
14 | 8191227 |
15 | 55757d7 |
hex | 3a4a9d3 |
61123027 has 4 divisors (see below), whose sum is σ = 69854896. Its totient is φ = 52391160.
The previous prime is 61123003. The next prime is 61123031. The reversal of 61123027 is 72032116.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 61123027 - 211 = 61120979 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 61122989 and 61123007.
It is not an unprimeable number, because it can be changed into a prime (61123067) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4365924 + ... + 4365937.
It is an arithmetic number, because the mean of its divisors is an integer number (17463724).
Almost surely, 261123027 is an apocalyptic number.
61123027 is a deficient number, since it is larger than the sum of its proper divisors (8731869).
61123027 is an equidigital number, since it uses as much as digits as its factorization.
61123027 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8731868.
The product of its (nonzero) digits is 504, while the sum is 22.
The square root of 61123027 is about 7818.1217053714. The cubic root of 61123027 is about 393.9141829123.
The spelling of 61123027 in words is "sixty-one million, one hundred twenty-three thousand, twenty-seven".
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