Base | Representation |
---|---|
bin | 1000110011011… |
… | …11100101111001 |
3 | 12010222100022022 |
4 | 10121233211321 |
5 | 122401414101 |
6 | 11155004225 |
7 | 1554530462 |
oct | 431574571 |
9 | 163870268 |
10 | 73857401 |
11 | 38766182 |
12 | 20899675 |
13 | 123bc507 |
14 | 9b47d69 |
15 | 673da1b |
hex | 466f979 |
73857401 has 8 divisors (see below), whose sum is σ = 78550560. Its totient is φ = 69203008.
The previous prime is 73857391. The next prime is 73857409. The reversal of 73857401 is 10475837.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-73857401 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (73857409) 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, 5711 + ... + 13428.
It is an arithmetic number, because the mean of its divisors is an integer number (9818820).
Almost surely, 273857401 is an apocalyptic number.
It is an amenable number.
73857401 is a deficient number, since it is larger than the sum of its proper divisors (4693159).
73857401 is a wasteful number, since it uses less digits than its factorization.
73857401 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19383.
The product of its (nonzero) digits is 23520, while the sum is 35.
The square root of 73857401 is about 8594.0328717081. The cubic root of 73857401 is about 419.5637969367.
The spelling of 73857401 in words is "seventy-three million, eight hundred fifty-seven thousand, four hundred one".
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