Base | Representation |
---|---|
bin | 1000101010010… |
… | …01011110110010 |
3 | 12001201010210120 |
4 | 10111021132302 |
5 | 122044341342 |
6 | 11113111110 |
7 | 1541352342 |
oct | 425113662 |
9 | 161633716 |
10 | 72652722 |
11 | 3801307a |
12 | 203b8496 |
13 | 1208a09c |
14 | 9912d22 |
15 | 65a1aec |
hex | 45497b2 |
72652722 has 32 divisors (see below), whose sum is σ = 153474048. Its totient is φ = 22881936.
The previous prime is 72652717. The next prime is 72652729. The reversal of 72652722 is 22725627.
It is not an unprimeable number, because it can be changed into a prime (72652729) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 8283 + ... + 14625.
It is an arithmetic number, because the mean of its divisors is an integer number (4796064).
Almost surely, 272652722 is an apocalyptic number.
72652722 is an abundant number, since it is smaller than the sum of its proper divisors (80821326).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
72652722 is a wasteful number, since it uses less digits than its factorization.
72652722 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6454.
The product of its digits is 23520, while the sum is 33.
The square root of 72652722 is about 8523.6566096952. The cubic root of 72652722 is about 417.2701295938.
The spelling of 72652722 in words is "seventy-two million, six hundred fifty-two thousand, seven hundred twenty-two".
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