Base | Representation |
---|---|
bin | 110100010000001011… |
… | …1001101111001011010 |
3 | 101201122020212122111010 |
4 | 1220200113031321122 |
5 | 3314302244404332 |
6 | 123314410514350 |
7 | 11051502112353 |
oct | 1504027157132 |
9 | 351566778433 |
10 | 112212106842 |
11 | 43652899790 |
12 | 198b77359b6 |
13 | a7738aa074 |
14 | 5606cd2d2a |
15 | 2dbb4069cc |
hex | 1a205cde5a |
112212106842 has 128 divisors (see below), whose sum is σ = 264199864320. Its totient is φ = 31417848000.
The previous prime is 112212106837. The next prime is 112212106843. The reversal of 112212106842 is 248601212211.
It is not an unprimeable number, because it can be changed into a prime (112212106843) 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, 29691709 + ... + 29695487.
It is an arithmetic number, because the mean of its divisors is an integer number (2064061440).
Almost surely, 2112212106842 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 112212106842, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (132099932160).
112212106842 is an abundant number, since it is smaller than the sum of its proper divisors (151987757478).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
112212106842 is a wasteful number, since it uses less digits than its factorization.
112212106842 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4480.
The product of its (nonzero) digits is 3072, while the sum is 30.
The spelling of 112212106842 in words is "one hundred twelve billion, two hundred twelve million, one hundred six thousand, eight hundred forty-two".
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