Base | Representation |
---|---|
bin | 1110100011011… |
… | …1011100001010 |
3 | 11020212101022001 |
4 | 3220313130022 |
5 | 111111410430 |
6 | 10020221214 |
7 | 1340604163 |
oct | 350673412 |
9 | 136771261 |
10 | 61044490 |
11 | 315046a1 |
12 | 1853a80a |
13 | c854500 |
14 | 817076a |
15 | 555c3ca |
hex | 3a3770a |
61044490 has 48 divisors (see below), whose sum is σ = 122022936. Its totient is φ = 21964800.
The previous prime is 61044481. The next prime is 61044497. The reversal of 61044490 is 9444016.
It can be written as a sum of positive squares in 12 ways, for example, as 15468489 + 45576001 = 3933^2 + 6751^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (61044497) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 68850 + ... + 69730.
Almost surely, 261044490 is an apocalyptic number.
61044490 is a deficient number, since it is larger than the sum of its proper divisors (60978446).
61044490 is a wasteful number, since it uses less digits than its factorization.
61044490 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 955 (or 942 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 28.
The square root of 61044490 is about 7813.0973371641. The cubic root of 61044490 is about 393.7453971075.
The spelling of 61044490 in words is "sixty-one million, forty-four thousand, four hundred ninety".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •