Base | Representation |
---|---|
bin | 1000101000100… |
… | …01001101110011 |
3 | 12001021102122220 |
4 | 10110101031303 |
5 | 122020003014 |
6 | 11104132123 |
7 | 1536402420 |
oct | 424211563 |
9 | 161242586 |
10 | 72422259 |
11 | 37975a08 |
12 | 20307043 |
13 | 12009210 |
14 | 9892d47 |
15 | 65586a9 |
hex | 4511373 |
72422259 has 32 divisors (see below), whose sum is σ = 119368704. Its totient is φ = 38033280.
The previous prime is 72422179. The next prime is 72422279. The reversal of 72422259 is 95222427.
It is not a de Polignac number, because 72422259 - 28 = 72422003 is a prime.
It is not an unprimeable number, because it can be changed into a prime (72422279) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 84477 + ... + 85329.
It is an arithmetic number, because the mean of its divisors is an integer number (3730272).
Almost surely, 272422259 is an apocalyptic number.
72422259 is a deficient number, since it is larger than the sum of its proper divisors (46946445).
72422259 is a wasteful number, since it uses less digits than its factorization.
72422259 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1187.
The product of its digits is 20160, while the sum is 33.
The square root of 72422259 is about 8510.1268498184. The cubic root of 72422259 is about 416.8284522307.
The spelling of 72422259 in words is "seventy-two million, four hundred twenty-two thousand, two hundred fifty-nine".
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