Base | Representation |
---|---|
bin | 1000101110110… |
… | …00000000000000 |
3 | 12002210210120020 |
4 | 10113120000000 |
5 | 122222031410 |
6 | 11133413440 |
7 | 1546333302 |
oct | 427300000 |
9 | 162723506 |
10 | 73236480 |
11 | 38381719 |
12 | 2063a280 |
13 | 122329c5 |
14 | 9a25972 |
15 | 6669a70 |
hex | 45d8000 |
73236480 has 128 divisors (see below), whose sum is σ = 235926000. Its totient is φ = 19398656.
The previous prime is 73236479. The next prime is 73236487. The reversal of 73236480 is 8463237.
It is a tau number, because it is divible by the number of its divisors (128).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (73236487) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 491446 + ... + 491594.
Almost surely, 273236480 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 73236480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (117963000).
73236480 is an abundant number, since it is smaller than the sum of its proper divisors (162689520).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
73236480 is an equidigital number, since it uses as much as digits as its factorization.
73236480 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 187 (or 159 counting only the distinct ones).
The product of its (nonzero) digits is 24192, while the sum is 33.
The square root of 73236480 is about 8557.8315010288. The cubic root of 73236480 is about 418.3847254982.
The spelling of 73236480 in words is "seventy-three million, two hundred thirty-six thousand, four hundred eighty".
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