Base | Representation |
---|---|
bin | 11100001011111… |
… | …011110100000110 |
3 | 1012221211022222210 |
4 | 130023323310012 |
5 | 1432030000010 |
6 | 114531404250 |
7 | 14501334612 |
oct | 3413736406 |
9 | 1187738883 |
10 | 472890630 |
11 | 222a30803 |
12 | 112453686 |
13 | 76c82a54 |
14 | 46b3a342 |
15 | 2b7b0b20 |
hex | 1c2fbd06 |
472890630 has 16 divisors (see below), whose sum is σ = 1134937584. Its totient is φ = 126104160.
The previous prime is 472890629. The next prime is 472890631. The reversal of 472890630 is 36098274.
It is an interprime number because it is at equal distance from previous prime (472890629) and next prime (472890631).
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (472890631) 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, 7881481 + ... + 7881540.
It is an arithmetic number, because the mean of its divisors is an integer number (70933599).
Almost surely, 2472890630 is an apocalyptic number.
472890630 is an abundant number, since it is smaller than the sum of its proper divisors (662046954).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
472890630 is a wasteful number, since it uses less digits than its factorization.
472890630 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15763031.
The product of its (nonzero) digits is 72576, while the sum is 39.
The square root of 472890630 is about 21746.0486065860. The cubic root of 472890630 is about 779.0886957288.
The spelling of 472890630 in words is "four hundred seventy-two million, eight hundred ninety thousand, six hundred thirty".
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