Base | Representation |
---|---|
bin | 11100101100100… |
… | …000010011010010 |
3 | 1020112220010000020 |
4 | 130230200103102 |
5 | 1441221204230 |
6 | 115434404310 |
7 | 14634035121 |
oct | 3454402322 |
9 | 1215803006 |
10 | 481428690 |
11 | 227832556 |
12 | 115290696 |
13 | 78982062 |
14 | 47d1dab8 |
15 | 2c3ea810 |
hex | 1cb204d2 |
481428690 has 16 divisors (see below), whose sum is σ = 1155428928. Its totient is φ = 128380976.
The previous prime is 481428677. The next prime is 481428691. The reversal of 481428690 is 96824184.
It is a super-2 number, since 2×4814286902 = 463547167110232200, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (481428691) 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, 8023782 + ... + 8023841.
It is an arithmetic number, because the mean of its divisors is an integer number (72214308).
Almost surely, 2481428690 is an apocalyptic number.
481428690 is an abundant number, since it is smaller than the sum of its proper divisors (674000238).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
481428690 is a wasteful number, since it uses less digits than its factorization.
481428690 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16047633.
The product of its (nonzero) digits is 110592, while the sum is 42.
The square root of 481428690 is about 21941.4833135775. The cubic root of 481428690 is about 783.7495827067.
The spelling of 481428690 in words is "four hundred eighty-one million, four hundred twenty-eight thousand, six hundred ninety".
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