Base | Representation |
---|---|
bin | 1010001011011… |
… | …1010101011100 |
3 | 2222100002010112 |
4 | 2202313111130 |
5 | 41412201410 |
6 | 4123025152 |
7 | 1025615150 |
oct | 242672534 |
9 | 88302115 |
10 | 42693980 |
11 | 2211068a |
12 | 1236b1b8 |
13 | 8acab14 |
14 | 5955060 |
15 | 3b35105 |
hex | 28b755c |
42693980 has 48 divisors (see below), whose sum is σ = 106928640. Its totient is φ = 14000448.
The previous prime is 42693947. The next prime is 42694027. The reversal of 42693980 is 8939624.
It is a happy number.
It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.
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, 3410 + ... + 9849.
It is an arithmetic number, because the mean of its divisors is an integer number (2227680).
Almost surely, 242693980 is an apocalyptic number.
It is an amenable number.
42693980 is an abundant number, since it is smaller than the sum of its proper divisors (64234660).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42693980 is a wasteful number, since it uses less digits than its factorization.
42693980 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13298 (or 13296 counting only the distinct ones).
The product of its (nonzero) digits is 93312, while the sum is 41.
The square root of 42693980 is about 6534.0630544861. The cubic root of 42693980 is about 349.5067337219.
The spelling of 42693980 in words is "forty-two million, six hundred ninety-three thousand, nine hundred eighty".
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