Base | Representation |
---|---|
bin | 1101000001000… |
… | …01111001010011 |
3 | 21121110110112110 |
4 | 12200201321103 |
5 | 210423100424 |
6 | 14500200403 |
7 | 2464051230 |
oct | 640417123 |
9 | 247413473 |
10 | 109190739 |
11 | 566a9689 |
12 | 30699103 |
13 | 19810c08 |
14 | 10704787 |
15 | 98bcc29 |
hex | 6821e53 |
109190739 has 32 divisors (see below), whose sum is σ = 175943680. Its totient is φ = 58840992.
The previous prime is 109190707. The next prime is 109190743. The reversal of 109190739 is 937091901.
It is not a de Polignac number, because 109190739 - 25 = 109190707 is a prime.
It is a super-2 number, since 2×1091907392 = 23845234966732242, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 109190697 and 109190706.
It is not an unprimeable number, because it can be changed into a prime (109190239) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 112434 + ... + 113400.
It is an arithmetic number, because the mean of its divisors is an integer number (5498240).
Almost surely, 2109190739 is an apocalyptic number.
109190739 is a gapful number since it is divisible by the number (19) formed by its first and last digit.
109190739 is a deficient number, since it is larger than the sum of its proper divisors (66752941).
109190739 is a wasteful number, since it uses less digits than its factorization.
109190739 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1279.
The product of its (nonzero) digits is 15309, while the sum is 39.
The square root of 109190739 is about 10449.4372575752. The cubic root of 109190739 is about 477.9640896092.
The spelling of 109190739 in words is "one hundred nine million, one hundred ninety thousand, seven hundred thirty-nine".
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