Base | Representation |
---|---|
bin | 1110100101101… |
… | …1000000111111 |
3 | 11021010210011222 |
4 | 3221123000333 |
5 | 111131041312 |
6 | 10023303555 |
7 | 1342052051 |
oct | 351330077 |
9 | 137123158 |
10 | 61190207 |
11 | 315a4121 |
12 | 185aabbb |
13 | c8a5930 |
14 | 81ab8d1 |
15 | 558a672 |
hex | 3a5b03f |
61190207 has 4 divisors (see below), whose sum is σ = 65897160. Its totient is φ = 56483256.
The previous prime is 61190201. The next prime is 61190209. The reversal of 61190207 is 70209116.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 61190207 - 214 = 61173823 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (61190201) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2353457 + ... + 2353482.
It is an arithmetic number, because the mean of its divisors is an integer number (16474290).
Almost surely, 261190207 is an apocalyptic number.
61190207 is a deficient number, since it is larger than the sum of its proper divisors (4706953).
61190207 is a wasteful number, since it uses less digits than its factorization.
61190207 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4706952.
The product of its (nonzero) digits is 756, while the sum is 26.
The square root of 61190207 is about 7822.4169538577. The cubic root of 61190207 is about 394.0584464130.
The spelling of 61190207 in words is "sixty-one million, one hundred ninety thousand, two hundred seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •