Base | Representation |
---|---|
bin | 1100010111001… |
… | …00101011110011 |
3 | 21020010100201210 |
4 | 12023210223303 |
5 | 203021302024 |
6 | 14142331203 |
7 | 2366261010 |
oct | 613445363 |
9 | 236110653 |
10 | 103697139 |
11 | 53597217 |
12 | 2a889b03 |
13 | 18639570 |
14 | dab4707 |
15 | 9185129 |
hex | 62e4af3 |
103697139 has 32 divisors (see below), whose sum is σ = 175673344. Its totient is φ = 52928640.
The previous prime is 103697137. The next prime is 103697183. The reversal of 103697139 is 931796301.
It is not a de Polignac number, because 103697139 - 21 = 103697137 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is a junction number, because it is equal to n+sod(n) for n = 103697097 and 103697106.
It is not an unprimeable number, because it can be changed into a prime (103697137) 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, 2337 + ... + 14589.
It is an arithmetic number, because the mean of its divisors is an integer number (5489792).
Almost surely, 2103697139 is an apocalyptic number.
103697139 is a deficient number, since it is larger than the sum of its proper divisors (71976205).
103697139 is a wasteful number, since it uses less digits than its factorization.
103697139 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12307.
The product of its (nonzero) digits is 30618, while the sum is 39.
The square root of 103697139 is about 10183.1792186920. The cubic root of 103697139 is about 469.8100016701.
The spelling of 103697139 in words is "one hundred three million, six hundred ninety-seven thousand, one hundred thirty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.190 sec. • engine limits •