Base | Representation |
---|---|
bin | 1110100100011… |
… | …0100100010110 |
3 | 11020222112022000 |
4 | 3221012210112 |
5 | 111120401304 |
6 | 10021420130 |
7 | 1341252633 |
oct | 351064426 |
9 | 136875260 |
10 | 61106454 |
11 | 31547202 |
12 | 1856a646 |
13 | c876786 |
14 | 818918a |
15 | 5570939 |
hex | 3a46916 |
61106454 has 32 divisors (see below), whose sum is σ = 136188000. Its totient is φ = 20309472.
The previous prime is 61106453. The next prime is 61106459. The reversal of 61106454 is 45460116.
61106454 is a `hidden beast` number, since 6 + 1 + 10 + 645 + 4 = 666.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (61106453) 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, 19552 + ... + 22460.
It is an arithmetic number, because the mean of its divisors is an integer number (4255875).
Almost surely, 261106454 is an apocalyptic number.
61106454 is an abundant number, since it is smaller than the sum of its proper divisors (75081546).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61106454 is a wasteful number, since it uses less digits than its factorization.
61106454 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3309 (or 3303 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 27.
The square root of 61106454 is about 7817.0617242030. The cubic root of 61106454 is about 393.8785775101.
The spelling of 61106454 in words is "sixty-one million, one hundred six thousand, four hundred fifty-four".
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