Base | Representation |
---|---|
bin | 1010001010100010… |
… | …10101001100010101 |
3 | 112002022120100122000 |
4 | 11011101111030111 |
5 | 42134011412303 |
6 | 2301301225513 |
7 | 252142624434 |
oct | 50521251425 |
9 | 15068510560 |
10 | 5457138453 |
11 | 2350459988 |
12 | 1083702299 |
13 | 68c787810 |
14 | 39aa9b11b |
15 | 21e154da3 |
hex | 145455315 |
5457138453 has 32 divisors (see below), whose sum is σ = 8755286400. Its totient is φ = 3339439488.
The previous prime is 5457138439. The next prime is 5457138461. The reversal of 5457138453 is 3548317545.
It is a happy number.
5457138453 is a `hidden beast` number, since 5 + 4 + 571 + 38 + 45 + 3 = 666.
It is not a de Polignac number, because 5457138453 - 225 = 5423584021 is a prime.
It is a super-2 number, since 2×54571384532 = 59560720190422466418, which contains 22 as substring.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 5457138399 and 5457138408.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (5457138053) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19401 + ... + 106257.
It is an arithmetic number, because the mean of its divisors is an integer number (273602700).
Almost surely, 25457138453 is an apocalyptic number.
It is an amenable number.
5457138453 is a deficient number, since it is larger than the sum of its proper divisors (3298147947).
5457138453 is a wasteful number, since it uses less digits than its factorization.
5457138453 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 87058 (or 87052 counting only the distinct ones).
The product of its digits is 1008000, while the sum is 45.
The square root of 5457138453 is about 73872.4471843190. The cubic root of 5457138453 is about 1760.5768655047.
The spelling of 5457138453 in words is "five billion, four hundred fifty-seven million, one hundred thirty-eight thousand, four hundred fifty-three".
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