Base | Representation |
---|---|
bin | 1000100111111… |
… | …10010101110100 |
3 | 12001010111121112 |
4 | 10103332111310 |
5 | 122010014243 |
6 | 11102334152 |
7 | 1535631134 |
oct | 423762564 |
9 | 161114545 |
10 | 72344948 |
11 | 37922915 |
12 | 2028a358 |
13 | 11cacc80 |
14 | 9872ac4 |
15 | 6540818 |
hex | 44fe574 |
72344948 has 24 divisors (see below), whose sum is σ = 140743680. Its totient is φ = 32312160.
The previous prime is 72344941. The next prime is 72344957. The reversal of 72344948 is 84944327.
It is a super-2 number, since 2×723449482 = 10467583002245408, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (72344941) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20828 + ... + 24051.
It is an arithmetic number, because the mean of its divisors is an integer number (5864320).
Almost surely, 272344948 is an apocalyptic number.
It is an amenable number.
72344948 is a deficient number, since it is larger than the sum of its proper divisors (68398732).
72344948 is a wasteful number, since it uses less digits than its factorization.
72344948 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 44927 (or 44925 counting only the distinct ones).
The product of its digits is 193536, while the sum is 41.
The square root of 72344948 is about 8505.5833427226. The cubic root of 72344948 is about 416.6800775061.
The spelling of 72344948 in words is "seventy-two million, three hundred forty-four thousand, nine hundred forty-eight".
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