Base | Representation |
---|---|
bin | 101011011011110… |
… | …1101000011010110 |
3 | 10202120102202222111 |
4 | 1112313231003112 |
5 | 10441101134110 |
6 | 400342021234 |
7 | 51055030021 |
oct | 12667550326 |
9 | 3676382874 |
10 | 1457443030 |
11 | 68876357a |
12 | 34811781a |
13 | 1a2c41934 |
14 | db7c61b8 |
15 | 87e3ee8a |
hex | 56ded0d6 |
1457443030 has 32 divisors (see below), whose sum is σ = 2640169728. Its totient is φ = 579264000.
The previous prime is 1457443007. The next prime is 1457443063. The reversal of 1457443030 is 303447541.
It is a junction number, because it is equal to n+sod(n) for n = 1457442983 and 1457443001.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1688379 + ... + 1689241.
It is an arithmetic number, because the mean of its divisors is an integer number (82505304).
Almost surely, 21457443030 is an apocalyptic number.
1457443030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1457443030 is a deficient number, since it is larger than the sum of its proper divisors (1182726698).
1457443030 is a wasteful number, since it uses less digits than its factorization.
1457443030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1752.
The product of its (nonzero) digits is 20160, while the sum is 31.
The square root of 1457443030 is about 38176.4722047494. The cubic root of 1457443030 is about 1133.7845359336.
The spelling of 1457443030 in words is "one billion, four hundred fifty-seven million, four hundred forty-three thousand, thirty".
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