Base | Representation |
---|---|
bin | 1110100011011… |
… | …1100010010101 |
3 | 11020212101211200 |
4 | 3220313202111 |
5 | 111111414020 |
6 | 10020223113 |
7 | 1340605266 |
oct | 350674225 |
9 | 136771750 |
10 | 61044885 |
11 | 31504a20 |
12 | 1853aa99 |
13 | c854745 |
14 | 817096d |
15 | 555c590 |
hex | 3a37895 |
61044885 has 24 divisors (see below), whose sum is σ = 115431264. Its totient is φ = 29597280.
The previous prime is 61044883. The next prime is 61044887. The reversal of 61044885 is 58844016.
It is an interprime number because it is at equal distance from previous prime (61044883) and next prime (61044887).
It is not a de Polignac number, because 61044885 - 21 = 61044883 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (61044883) 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, 61167 + ... + 62156.
It is an arithmetic number, because the mean of its divisors is an integer number (4809636).
Almost surely, 261044885 is an apocalyptic number.
It is an amenable number.
61044885 is a deficient number, since it is larger than the sum of its proper divisors (54386379).
61044885 is a wasteful number, since it uses less digits than its factorization.
61044885 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 123345 (or 123342 counting only the distinct ones).
The product of its (nonzero) digits is 30720, while the sum is 36.
The square root of 61044885 is about 7813.1226151904. The cubic root of 61044885 is about 393.7462463739.
The spelling of 61044885 in words is "sixty-one million, forty-four thousand, eight hundred eighty-five".
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