Base | Representation |
---|---|
bin | 1101101011110… |
… | …1110001010001 |
3 | 11000000020112210 |
4 | 3122331301101 |
5 | 104143303101 |
6 | 5410142333 |
7 | 1264616052 |
oct | 332756121 |
9 | 130006483 |
10 | 57400401 |
11 | 2a445853 |
12 | 172819a9 |
13 | bb79946 |
14 | 78a2729 |
15 | 508c7d6 |
hex | 36bdc51 |
57400401 has 8 divisors (see below), whose sum is σ = 77118624. Its totient is φ = 37974560.
The previous prime is 57400363. The next prime is 57400457. The reversal of 57400401 is 10400475.
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-57400401 is a prime.
It is not an unprimeable number, because it can be changed into a prime (57400001) 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, 72636 + ... + 73421.
It is an arithmetic number, because the mean of its divisors is an integer number (9639828).
Almost surely, 257400401 is an apocalyptic number.
It is an amenable number.
57400401 is a deficient number, since it is larger than the sum of its proper divisors (19718223).
57400401 is a wasteful number, since it uses less digits than its factorization.
57400401 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 146191.
The product of its (nonzero) digits is 560, while the sum is 21.
The square root of 57400401 is about 7576.3052340834. The cubic root of 57400401 is about 385.7491479561.
Adding to 57400401 its reverse (10400475), we get a palindrome (67800876).
The spelling of 57400401 in words is "fifty-seven million, four hundred thousand, four hundred one".
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