Base | Representation |
---|---|
bin | 1000101110111… |
… | …11100001001000 |
3 | 12002212100210200 |
4 | 10113133201020 |
5 | 122224023042 |
6 | 11134212200 |
7 | 1546522131 |
oct | 427374110 |
9 | 162770720 |
10 | 73267272 |
11 | 383a2871 |
12 | 20654060 |
13 | 12243a20 |
14 | 9a32c88 |
15 | 6673c4c |
hex | 45df848 |
73267272 has 48 divisors (see below), whose sum is σ = 213698940. Its totient is φ = 22543488.
The previous prime is 73267267. The next prime is 73267273. The reversal of 73267272 is 27276237.
It can be written as a sum of positive squares in 2 ways, for example, as 54552996 + 18714276 = 7386^2 + 4326^2 .
It is a Harshad number since it is a multiple of its sum of digits (36).
It is not an unprimeable number, because it can be changed into a prime (73267273) 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 11 ways as a sum of consecutive naturals, for example, 38203 + ... + 40074.
Almost surely, 273267272 is an apocalyptic number.
73267272 is a gapful number since it is divisible by the number (72) formed by its first and last digit.
It is an amenable number.
73267272 is an abundant number, since it is smaller than the sum of its proper divisors (140431668).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
73267272 is a wasteful number, since it uses less digits than its factorization.
73267272 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 78302 (or 78295 counting only the distinct ones).
The product of its digits is 49392, while the sum is 36.
The square root of 73267272 is about 8559.6303658511. The cubic root of 73267272 is about 418.4433533722.
The spelling of 73267272 in words is "seventy-three million, two hundred sixty-seven thousand, two hundred seventy-two".
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