Base | Representation |
---|---|
bin | 1101000000011… |
… | …00001111111000 |
3 | 21121021221220111 |
4 | 12200030033320 |
5 | 210412231242 |
6 | 14454234104 |
7 | 2463231562 |
oct | 640141770 |
9 | 247257814 |
10 | 109102072 |
11 | 56649002 |
12 | 30655934 |
13 | 197ac751 |
14 | 106c0332 |
15 | 98a1817 |
hex | 680c3f8 |
109102072 has 16 divisors (see below), whose sum is σ = 204753240. Its totient is φ = 54501216.
The previous prime is 109102069. The next prime is 109102093. The reversal of 109102072 is 270201901.
It is a super-2 number, since 2×1091020722 = 23806524229386368, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4083 + ... + 15325.
Almost surely, 2109102072 is an apocalyptic number.
It is an amenable number.
109102072 is a deficient number, since it is larger than the sum of its proper divisors (95651168).
109102072 is a wasteful number, since it uses less digits than its factorization.
109102072 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12462 (or 12458 counting only the distinct ones).
The product of its (nonzero) digits is 252, while the sum is 22.
The square root of 109102072 is about 10445.1937272604. The cubic root of 109102072 is about 477.8346796159.
Adding to 109102072 its reverse (270201901), we get a palindrome (379303973).
The spelling of 109102072 in words is "one hundred nine million, one hundred two thousand, seventy-two".
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