Base | Representation |
---|---|
bin | 1101011010010… |
… | …01111010011101 |
3 | 21211200121111210 |
4 | 12231021322131 |
5 | 212300003011 |
6 | 15055135033 |
7 | 2534144310 |
oct | 655117235 |
9 | 254617453 |
10 | 112500381 |
11 | 5855a224 |
12 | 31814479 |
13 | 1a3cc496 |
14 | 10d26977 |
15 | 9d236a6 |
hex | 6b49e9d |
112500381 has 16 divisors (see below), whose sum is σ = 171651584. Its totient is φ = 64202544.
The previous prime is 112500379. The next prime is 112500413. The reversal of 112500381 is 183005211.
It is not a de Polignac number, because 112500381 - 21 = 112500379 is a prime.
It is a super-2 number, since 2×1125003812 = 25312671450290322, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (112500331) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15510 + ... + 21576.
It is an arithmetic number, because the mean of its divisors is an integer number (10728224).
Almost surely, 2112500381 is an apocalyptic number.
It is an amenable number.
112500381 is a deficient number, since it is larger than the sum of its proper divisors (59151203).
112500381 is an equidigital number, since it uses as much as digits as its factorization.
112500381 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6960.
The product of its (nonzero) digits is 240, while the sum is 21.
The square root of 112500381 is about 10606.6196782952. The cubic root of 112500381 is about 482.7452372673.
Adding to 112500381 its reverse (183005211), we get a palindrome (295505592).
The spelling of 112500381 in words is "one hundred twelve million, five hundred thousand, three hundred eighty-one".
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