Base | Representation |
---|---|
bin | 1100111111110… |
… | …10000101101010 |
3 | 21121011011212121 |
4 | 12133322011222 |
5 | 210402341230 |
6 | 14452501454 |
7 | 2462501662 |
oct | 637720552 |
9 | 247134777 |
10 | 109027690 |
11 | 565a8132 |
12 | 3061a88a |
13 | 19784935 |
14 | 106a11a2 |
15 | 988977a |
hex | 67fa16a |
109027690 has 32 divisors (see below), whose sum is σ = 200103696. Its totient is φ = 42762240.
The previous prime is 109027687. The next prime is 109027691. The reversal of 109027690 is 96720901.
It can be written as a sum of positive squares in 8 ways, for example, as 58660281 + 50367409 = 7659^2 + 7097^2 .
It is a super-2 number, since 2×1090276902 = 23774074373472200, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (109027691) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 169770 + ... + 170410.
Almost surely, 2109027690 is an apocalyptic number.
109027690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
109027690 is a deficient number, since it is larger than the sum of its proper divisors (91076006).
109027690 is a wasteful number, since it uses less digits than its factorization.
109027690 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 954.
The product of its (nonzero) digits is 6804, while the sum is 34.
The square root of 109027690 is about 10441.6325351930. The cubic root of 109027690 is about 477.7260645710.
The spelling of 109027690 in words is "one hundred nine million, twenty-seven thousand, six hundred ninety".
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