Base | Representation |
---|---|
bin | 1101111110010… |
… | …10110101000000 |
3 | 22011120112100020 |
4 | 12333022311000 |
5 | 220002111340 |
6 | 15344253440 |
7 | 2622243126 |
oct | 677126500 |
9 | 264515306 |
10 | 117222720 |
11 | 6019518a |
12 | 33311280 |
13 | 1b393a74 |
14 | 117d5916 |
15 | a4579d0 |
hex | 6fcad40 |
117222720 has 112 divisors (see below), whose sum is σ = 388437120. Its totient is φ = 29894656.
The previous prime is 117222719. The next prime is 117222739. The reversal of 117222720 is 27222711.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19426 + ... + 24734.
Almost surely, 2117222720 is an apocalyptic number.
117222720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 117222720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (194218560).
117222720 is an abundant number, since it is smaller than the sum of its proper divisors (271214400).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
117222720 is a wasteful number, since it uses less digits than its factorization.
117222720 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5352 (or 5342 counting only the distinct ones).
The product of its (nonzero) digits is 784, while the sum is 24.
The square root of 117222720 is about 10826.9441672154. The cubic root of 117222720 is about 489.4074748181.
Subtracting from 117222720 its reverse (27222711), we obtain a palindrome (90000009).
The spelling of 117222720 in words is "one hundred seventeen million, two hundred twenty-two thousand, seven hundred twenty".
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