Base | Representation |
---|---|
bin | 10001000000001… |
… | …01010000000101 |
3 | 100221101020121210 |
4 | 20200011100011 |
5 | 243003042340 |
6 | 22053002033 |
7 | 3351213423 |
oct | 1040052005 |
9 | 327336553 |
10 | 142627845 |
11 | 73567458 |
12 | 3b923319 |
13 | 2371a499 |
14 | 14d2a113 |
15 | c7c5180 |
hex | 8805405 |
142627845 has 16 divisors (see below), whose sum is σ = 233061120. Its totient is φ = 74449344.
The previous prime is 142627843. The next prime is 142627847. The reversal of 142627845 is 548726241.
It is an interprime number because it is at equal distance from previous prime (142627843) and next prime (142627847).
It is not a de Polignac number, because 142627845 - 21 = 142627843 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142627843) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 100450 + ... + 101859.
It is an arithmetic number, because the mean of its divisors is an integer number (14566320).
Almost surely, 2142627845 is an apocalyptic number.
142627845 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
142627845 is a deficient number, since it is larger than the sum of its proper divisors (90433275).
142627845 is a wasteful number, since it uses less digits than its factorization.
142627845 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 202364.
The product of its digits is 107520, while the sum is 39.
The square root of 142627845 is about 11942.6900236086. The cubic root of 142627845 is about 522.4781184796.
The spelling of 142627845 in words is "one hundred forty-two million, six hundred twenty-seven thousand, eight hundred forty-five".
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