Base | Representation |
---|---|
bin | 1000101100101… |
… | …10101110011110 |
3 | 12002022012210221 |
4 | 10112112232132 |
5 | 122140002433 |
6 | 11123551554 |
7 | 1544140645 |
oct | 426265636 |
9 | 162265727 |
10 | 72969118 |
11 | 38209862 |
12 | 2052b5ba |
13 | 1216b0c1 |
14 | 999635c |
15 | 661572d |
hex | 4596b9e |
72969118 has 8 divisors (see below), whose sum is σ = 110772648. Its totient is φ = 36044904.
The previous prime is 72969107. The next prime is 72969137. The reversal of 72969118 is 81196927.
It is a sphenic number, since it is the product of 3 distinct primes.
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, 219621 + ... + 219952.
It is an arithmetic number, because the mean of its divisors is an integer number (13846581).
Almost surely, 272969118 is an apocalyptic number.
72969118 is a deficient number, since it is larger than the sum of its proper divisors (37803530).
72969118 is a wasteful number, since it uses less digits than its factorization.
72969118 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 439658.
The product of its digits is 54432, while the sum is 43.
The square root of 72969118 is about 8542.1963217898. The cubic root of 72969118 is about 417.8749769178.
The spelling of 72969118 in words is "seventy-two million, nine hundred sixty-nine thousand, one hundred eighteen".
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