Base | Representation |
---|---|
bin | 1110101010010… |
… | …1001100110101 |
3 | 11021201020000010 |
4 | 3222211030311 |
5 | 111220302234 |
6 | 10034010433 |
7 | 1344456000 |
oct | 352451465 |
9 | 137636003 |
10 | 61494069 |
11 | 3179144a |
12 | 18716a19 |
13 | c981030 |
14 | 824a537 |
15 | 55ea6e9 |
hex | 3aa5335 |
61494069 has 32 divisors (see below), whose sum is σ = 102995200. Its totient is φ = 32429376.
The previous prime is 61494053. The next prime is 61494079. The reversal of 61494069 is 96049416.
It is not a de Polignac number, because 61494069 - 24 = 61494053 is a prime.
It is a super-2 number, since 2×614940692 = 7563041044353522, which contains 22 as substring.
It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (61494079) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11079 + ... + 15675.
It is an arithmetic number, because the mean of its divisors is an integer number (3218600).
Almost surely, 261494069 is an apocalyptic number.
It is an amenable number.
61494069 is a deficient number, since it is larger than the sum of its proper divisors (41501131).
61494069 is a wasteful number, since it uses less digits than its factorization.
61494069 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4634 (or 4620 counting only the distinct ones).
The product of its (nonzero) digits is 46656, while the sum is 39.
The square root of 61494069 is about 7841.8154148131. The cubic root of 61494069 is about 394.7096493614.
The spelling of 61494069 in words is "sixty-one million, four hundred ninety-four thousand, sixty-nine".
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