Base | Representation |
---|---|
bin | 1000100111000… |
… | …10000001010110 |
3 | 12000220121111022 |
4 | 10103202001112 |
5 | 121442311300 |
6 | 11100041142 |
7 | 1534636013 |
oct | 423420126 |
9 | 160817438 |
10 | 72228950 |
11 | 37853752 |
12 | 202331b2 |
13 | 11c6c231 |
14 | 984270a |
15 | 651b285 |
hex | 44e2056 |
72228950 has 24 divisors (see below), whose sum is σ = 134569512. Its totient is φ = 28843520.
The previous prime is 72228943. The next prime is 72228973. The reversal of 72228950 is 5982227.
It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.
It is a self number, because there is not a number n which added to its sum of digits gives 72228950.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 58742 + ... + 59958.
It is an arithmetic number, because the mean of its divisors is an integer number (5607063).
Almost surely, 272228950 is an apocalyptic number.
72228950 is a deficient number, since it is larger than the sum of its proper divisors (62340562).
72228950 is a wasteful number, since it uses less digits than its factorization.
72228950 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2416 (or 2411 counting only the distinct ones).
The product of its (nonzero) digits is 20160, while the sum is 35.
The square root of 72228950 is about 8498.7616745029. The cubic root of 72228950 is about 416.4572565492.
The spelling of 72228950 in words is "seventy-two million, two hundred twenty-eight thousand, nine hundred fifty".
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