Base | Representation |
---|---|
bin | 1101000000110… |
… | …01101111100111 |
3 | 21121101202201212 |
4 | 12200121233213 |
5 | 210421013401 |
6 | 14455342035 |
7 | 2463552002 |
oct | 640315747 |
9 | 247352655 |
10 | 109157351 |
11 | 56686596 |
12 | 3068191b |
13 | 197cb964 |
14 | 106d6539 |
15 | 98b2dbb |
hex | 6819be7 |
109157351 has 4 divisors (see below), whose sum is σ = 109827192. Its totient is φ = 108487512.
The previous prime is 109157341. The next prime is 109157383. The reversal of 109157351 is 153751901.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 153751901 = 6761 ⋅22741.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-109157351 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 (109157341) 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, 334676 + ... + 335001.
It is an arithmetic number, because the mean of its divisors is an integer number (27456798).
Almost surely, 2109157351 is an apocalyptic number.
109157351 is a deficient number, since it is larger than the sum of its proper divisors (669841).
109157351 is an equidigital number, since it uses as much as digits as its factorization.
109157351 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 669840.
The product of its (nonzero) digits is 4725, while the sum is 32.
The square root of 109157351 is about 10447.8395374355. The cubic root of 109157351 is about 477.9153678586.
The spelling of 109157351 in words is "one hundred nine million, one hundred fifty-seven thousand, three hundred fifty-one".
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