Base | Representation |
---|---|
bin | 1100111111101… |
… | …01001100011001 |
3 | 21121010011101001 |
4 | 12133311030121 |
5 | 210401221031 |
6 | 14452225001 |
7 | 2462356351 |
oct | 637651431 |
9 | 247104331 |
10 | 109007641 |
11 | 56594066 |
12 | 3060b161 |
13 | 19778782 |
14 | 10697b61 |
15 | 9883861 |
hex | 67f5319 |
109007641 has 4 divisors (see below), whose sum is σ = 110026512. Its totient is φ = 107988772.
The previous prime is 109007629. The next prime is 109007653. The reversal of 109007641 is 146700901.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 146700901 = 907 ⋅161743.
It is an interprime number because it is at equal distance from previous prime (109007629) and next prime (109007653).
It is a cyclic number.
It is not a de Polignac number, because 109007641 - 217 = 108876569 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (109007611) 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, 509275 + ... + 509488.
It is an arithmetic number, because the mean of its divisors is an integer number (27506628).
Almost surely, 2109007641 is an apocalyptic number.
It is an amenable number.
109007641 is a deficient number, since it is larger than the sum of its proper divisors (1018871).
109007641 is a wasteful number, since it uses less digits than its factorization.
109007641 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1018870.
The product of its (nonzero) digits is 1512, while the sum is 28.
The square root of 109007641 is about 10440.6724400299. The cubic root of 109007641 is about 477.6967799094.
The spelling of 109007641 in words is "one hundred nine million, seven thousand, six hundred forty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.062 sec. • engine limits •