Base | Representation |
---|---|
bin | 1101110100100… |
… | …0110111100101 |
3 | 11001002012002120 |
4 | 3131020313211 |
5 | 104320021044 |
6 | 5430300153 |
7 | 1302511116 |
oct | 335106745 |
9 | 131065076 |
10 | 57970149 |
11 | 2a7a4916 |
12 | 174b7659 |
13 | c019083 |
14 | 79b020d |
15 | 5151519 |
hex | 3748de5 |
57970149 has 8 divisors (see below), whose sum is σ = 79091232. Its totient is φ = 37747920.
The previous prime is 57970147. The next prime is 57970163. The reversal of 57970149 is 94107975.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 57970149 - 21 = 57970147 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 57970149.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57970141) 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, 224562 + ... + 224819.
It is an arithmetic number, because the mean of its divisors is an integer number (9886404).
Almost surely, 257970149 is an apocalyptic number.
It is an amenable number.
57970149 is a deficient number, since it is larger than the sum of its proper divisors (21121083).
57970149 is a wasteful number, since it uses less digits than its factorization.
57970149 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 449427.
The product of its (nonzero) digits is 79380, while the sum is 42.
The square root of 57970149 is about 7613.8130394698. The cubic root of 57970149 is about 387.0212448860.
The spelling of 57970149 in words is "fifty-seven million, nine hundred seventy thousand, one hundred forty-nine".
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