Base | Representation |
---|---|
bin | 11100001100010… |
… | …101111111000110 |
3 | 1012222000210001011 |
4 | 130030111333012 |
5 | 1432041412310 |
6 | 114533552434 |
7 | 14502262264 |
oct | 3414257706 |
9 | 1188023034 |
10 | 472997830 |
11 | 222aa42a8 |
12 | 1124a571a |
13 | 76cbc796 |
14 | 46b67434 |
15 | 2b7d278a |
hex | 1c315fc6 |
472997830 has 16 divisors (see below), whose sum is σ = 880755120. Its totient is φ = 182674912.
The previous prime is 472997821. The next prime is 472997831. The reversal of 472997830 is 38799274.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (472997831) 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, 815224 + ... + 815803.
It is an arithmetic number, because the mean of its divisors is an integer number (55047195).
Almost surely, 2472997830 is an apocalyptic number.
472997830 is a deficient number, since it is larger than the sum of its proper divisors (407757290).
472997830 is a wasteful number, since it uses less digits than its factorization.
472997830 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1631063.
The product of its (nonzero) digits is 762048, while the sum is 49.
The square root of 472997830 is about 21748.5132825212. The cubic root of 472997830 is about 779.1475620520.
The spelling of 472997830 in words is "four hundred seventy-two million, nine hundred ninety-seven thousand, eight hundred thirty".
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