Base | Representation |
---|---|
bin | 101010111011100… |
… | …010110010010000 |
3 | 1212012021121001210 |
4 | 222323202302100 |
5 | 2433341031143 |
6 | 155245300120 |
7 | 23564020125 |
oct | 5273426220 |
9 | 1765247053 |
10 | 720252048 |
11 | 33a62202a |
12 | 181264640 |
13 | b62b0459 |
14 | 6b92a74c |
15 | 43373033 |
hex | 2aee2c90 |
720252048 has 20 divisors (see below), whose sum is σ = 1860651248. Its totient is φ = 240084000.
The previous prime is 720252041. The next prime is 720252067. The reversal of 720252048 is 840252027.
It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (720252041) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7502578 + ... + 7502673.
Almost surely, 2720252048 is an apocalyptic number.
It is an amenable number.
720252048 is an abundant number, since it is smaller than the sum of its proper divisors (1140399200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
720252048 is a wasteful number, since it uses less digits than its factorization.
720252048 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15005262 (or 15005256 counting only the distinct ones).
The product of its (nonzero) digits is 8960, while the sum is 30.
The square root of 720252048 is about 26837.5119562153. The cubic root of 720252048 is about 896.3855231379.
The spelling of 720252048 in words is "seven hundred twenty million, two hundred fifty-two thousand, forty-eight".
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