Base | Representation |
---|---|
bin | 110100011111111111… |
… | …0100000110100110101 |
3 | 101210000012220111102120 |
4 | 1220333332200310311 |
5 | 3321344040023220 |
6 | 123443155030153 |
7 | 11100602311122 |
oct | 1507776406465 |
9 | 353005814376 |
10 | 112742501685 |
11 | 438a5226230 |
12 | 19a2529b359 |
13 | a829744a78 |
14 | 565751b749 |
15 | 2decc75a40 |
hex | 1a3ffa0d35 |
112742501685 has 64 divisors (see below), whose sum is σ = 198908835840. Its totient is φ = 54074753280.
The previous prime is 112742501579. The next prime is 112742501687. The reversal of 112742501685 is 586105247211.
It is a happy number.
It is not a de Polignac number, because 112742501685 - 224 = 112725724469 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (112742501687) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 18980446 + ... + 18986384.
It is an arithmetic number, because the mean of its divisors is an integer number (3107950560).
Almost surely, 2112742501685 is an apocalyptic number.
112742501685 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
112742501685 is a deficient number, since it is larger than the sum of its proper divisors (86166334155).
112742501685 is a wasteful number, since it uses less digits than its factorization.
112742501685 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7178.
The product of its (nonzero) digits is 134400, while the sum is 42.
Adding to 112742501685 its reverse (586105247211), we get a palindrome (698847748896).
The spelling of 112742501685 in words is "one hundred twelve billion, seven hundred forty-two million, five hundred one thousand, six hundred eighty-five".
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