Base | Representation |
---|---|
bin | 1000110110010… |
… | …10100100111000 |
3 | 12011200021111221 |
4 | 10123022210320 |
5 | 123000330242 |
6 | 11211001424 |
7 | 1560642130 |
oct | 433124470 |
9 | 164607457 |
10 | 74230072 |
11 | 389a0174 |
12 | 20a39274 |
13 | 124c0027 |
14 | 9c03ac0 |
15 | 67b4167 |
hex | 46ca938 |
74230072 has 32 divisors (see below), whose sum is σ = 159775200. Its totient is φ = 31670784.
The previous prime is 74230067. The next prime is 74230087. The reversal of 74230072 is 27003247.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10204 + ... + 15892.
It is an arithmetic number, because the mean of its divisors is an integer number (4992975).
Almost surely, 274230072 is an apocalyptic number.
It is an amenable number.
74230072 is an abundant number, since it is smaller than the sum of its proper divisors (85545128).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74230072 is a wasteful number, since it uses less digits than its factorization.
74230072 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5935 (or 5931 counting only the distinct ones).
The product of its (nonzero) digits is 2352, while the sum is 25.
The square root of 74230072 is about 8615.6875523663. The cubic root of 74230072 is about 420.2682941868.
The spelling of 74230072 in words is "seventy-four million, two hundred thirty thousand, seventy-two".
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