Base | Representation |
---|---|
bin | 1111000010001… |
… | …11100010101000 |
3 | 22210022200001211 |
4 | 13201013202220 |
5 | 224241402102 |
6 | 20303122504 |
7 | 3061010032 |
oct | 741074250 |
9 | 283280054 |
10 | 126122152 |
11 | 65213492 |
12 | 362a3434 |
13 | 2018b6c0 |
14 | 12a70c52 |
15 | b1147d7 |
hex | 78478a8 |
126122152 has 64 divisors (see below), whose sum is σ = 271656000. Its totient is φ = 54411264.
The previous prime is 126122149. The next prime is 126122203. The reversal of 126122152 is 251221621.
It is a super-2 number, since 2×1261221522 = 31813594450222208, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 163624 + ... + 164392.
It is an arithmetic number, because the mean of its divisors is an integer number (4244625).
Almost surely, 2126122152 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 126122152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (135828000).
126122152 is an abundant number, since it is smaller than the sum of its proper divisors (145533848).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
126122152 is a wasteful number, since it uses less digits than its factorization.
126122152 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 890 (or 886 counting only the distinct ones).
The product of its digits is 480, while the sum is 22.
The square root of 126122152 is about 11230.4119247693. The cubic root of 126122152 is about 501.4917476186.
Adding to 126122152 its reverse (251221621), we get a palindrome (377343773).
The spelling of 126122152 in words is "one hundred twenty-six million, one hundred twenty-two thousand, one hundred fifty-two".
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