Base | Representation |
---|---|
bin | 101100001110100… |
… | …100010100011000 |
3 | 1220201020022222110 |
4 | 230032210110120 |
5 | 3004424010110 |
6 | 201343552320 |
7 | 24250014525 |
oct | 5416442430 |
9 | 1821208873 |
10 | 742016280 |
11 | 3509378a5 |
12 | 1885bb6a0 |
13 | ba9608b5 |
14 | 7079414c |
15 | 45221a20 |
hex | 2c3a4518 |
742016280 has 32 divisors (see below), whose sum is σ = 2226049200. Its totient is φ = 197870976.
The previous prime is 742016257. The next prime is 742016281. The reversal of 742016280 is 82610247.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (742016281) 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, 3091615 + ... + 3091854.
Almost surely, 2742016280 is an apocalyptic number.
It is an amenable number.
742016280 is an abundant number, since it is smaller than the sum of its proper divisors (1484032920).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
742016280 is a wasteful number, since it uses less digits than its factorization.
742016280 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6183483 (or 6183479 counting only the distinct ones).
The product of its (nonzero) digits is 5376, while the sum is 30.
The square root of 742016280 is about 27239.9757709143. The cubic root of 742016280 is about 905.3249263144.
The spelling of 742016280 in words is "seven hundred forty-two million, sixteen thousand, two hundred eighty".
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