Base | Representation |
---|---|
bin | 1110100111010… |
… | …0000111101001 |
3 | 11021100000020100 |
4 | 3221310013221 |
5 | 111142334113 |
6 | 10025420013 |
7 | 1342660614 |
oct | 351640751 |
9 | 137300210 |
10 | 61293033 |
11 | 316643aa |
12 | 1863a609 |
13 | c910689 |
14 | 81d717b |
15 | 55aad73 |
hex | 3a741e9 |
61293033 has 6 divisors (see below), whose sum is σ = 88534394. Its totient is φ = 40862016.
The previous prime is 61293013. The next prime is 61293047. The reversal of 61293033 is 33039216.
It can be written as a sum of positive squares in only one way, i.e., 50083929 + 11209104 = 7077^2 + 3348^2 .
It is not a de Polignac number, because 61293033 - 29 = 61292521 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 61292988 and 61293006.
It is not an unprimeable number, because it can be changed into a prime (61293013) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3405160 + ... + 3405177.
Almost surely, 261293033 is an apocalyptic number.
It is an amenable number.
61293033 is a deficient number, since it is larger than the sum of its proper divisors (27241361).
61293033 is a wasteful number, since it uses less digits than its factorization.
61293033 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6810343 (or 6810340 counting only the distinct ones).
The product of its (nonzero) digits is 2916, while the sum is 27.
The square root of 61293033 is about 7828.9867160444. The cubic root of 61293033 is about 394.2790524012.
The spelling of 61293033 in words is "sixty-one million, two hundred ninety-three thousand, thirty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •