Base | Representation |
---|---|
bin | 1010001011100… |
… | …0111110110100 |
3 | 2222100102101022 |
4 | 2202320332310 |
5 | 41412410344 |
6 | 4123120312 |
7 | 1025643623 |
oct | 242707664 |
9 | 88312338 |
10 | 42700724 |
11 | 22115760 |
12 | 12373098 |
13 | 8b00c01 |
14 | 59576ba |
15 | 3b370ee |
hex | 28b8fb4 |
42700724 has 24 divisors (see below), whose sum is σ = 81962496. Its totient is φ = 19304000.
The previous prime is 42700717. The next prime is 42700727.
42700724 is nontrivially palindromic in base 10.
It is a junction number, because it is equal to n+sod(n) for n = 42700693 and 42700702.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42700727) 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, 5864 + ... + 10944.
It is an arithmetic number, because the mean of its divisors is an integer number (3415104).
Almost surely, 242700724 is an apocalyptic number.
42700724 is a gapful number since it is divisible by the number (44) formed by its first and last digit.
It is an amenable number.
42700724 is a deficient number, since it is larger than the sum of its proper divisors (39261772).
42700724 is a wasteful number, since it uses less digits than its factorization.
42700724 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5287 (or 5285 counting only the distinct ones).
The product of its (nonzero) digits is 3136, while the sum is 26.
The square root of 42700724 is about 6534.5790989168. The cubic root of 42700724 is about 349.5251356084.
The spelling of 42700724 in words is "forty-two million, seven hundred thousand, seven hundred twenty-four".
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