Base | Representation |
---|---|
bin | 1101110001000… |
… | …1100101111110 |
3 | 11000122200112010 |
4 | 3130101211332 |
5 | 104240244432 |
6 | 5421352050 |
7 | 1300546050 |
oct | 334214576 |
9 | 130580463 |
10 | 57743742 |
11 | 2a65a801 |
12 | 17408626 |
13 | bc69cc4 |
14 | 79518d0 |
15 | 51093cc |
hex | 371197e |
57743742 has 16 divisors (see below), whose sum is σ = 131985792. Its totient is φ = 16498200.
The previous prime is 57743729. The next prime is 57743743. The reversal of 57743742 is 24734775.
It is a self number, because there is not a number n which added to its sum of digits gives 57743742.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57743743) 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, 687384 + ... + 687467.
It is an arithmetic number, because the mean of its divisors is an integer number (8249112).
Almost surely, 257743742 is an apocalyptic number.
57743742 is an abundant number, since it is smaller than the sum of its proper divisors (74242050).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57743742 is a wasteful number, since it uses less digits than its factorization.
57743742 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1374863.
The product of its digits is 164640, while the sum is 39.
The square root of 57743742 is about 7598.9303194594. The cubic root of 57743742 is about 386.5167401639.
It can be divided in two parts, 57743 and 742, that added together give a palindrome (58485).
The spelling of 57743742 in words is "fifty-seven million, seven hundred forty-three thousand, seven hundred forty-two".
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