Base | Representation |
---|---|
bin | 1000101010010… |
… | …01110011011100 |
3 | 12001201012121112 |
4 | 10111021303130 |
5 | 122044412134 |
6 | 11113121152 |
7 | 1541356241 |
oct | 425116334 |
9 | 161635545 |
10 | 72654044 |
11 | 38014071 |
12 | 203b91b8 |
13 | 1208a878 |
14 | 99135c8 |
15 | 65a21ce |
hex | 4549cdc |
72654044 has 12 divisors (see below), whose sum is σ = 127302000. Its totient is φ = 36282048.
The previous prime is 72654031. The next prime is 72654083. The reversal of 72654044 is 44045627.
It is a super-2 number, since 2×726540442 = 10557220219107872, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 72654044.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7469 + ... + 14180.
It is an arithmetic number, because the mean of its divisors is an integer number (10608500).
Almost surely, 272654044 is an apocalyptic number.
It is an amenable number.
72654044 is a deficient number, since it is larger than the sum of its proper divisors (54647956).
72654044 is a wasteful number, since it uses less digits than its factorization.
72654044 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22492 (or 22490 counting only the distinct ones).
The product of its (nonzero) digits is 26880, while the sum is 32.
The square root of 72654044 is about 8523.7341582196. The cubic root of 72654044 is about 417.2726604821.
The spelling of 72654044 in words is "seventy-two million, six hundred fifty-four thousand, forty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.088 sec. • engine limits •