Base | Representation |
---|---|
bin | 1110100110001… |
… | …00100011001100 |
3 | 22112101120221112 |
4 | 13103010203030 |
5 | 222321034014 |
6 | 20052151152 |
7 | 3014502410 |
oct | 723044314 |
9 | 275346845 |
10 | 122439884 |
11 | 63128996 |
12 | 350084b8 |
13 | 1c49c648 |
14 | 12392d40 |
15 | ab3873e |
hex | 74c48cc |
122439884 has 24 divisors (see below), whose sum is σ = 245457408. Its totient is φ = 52350480.
The previous prime is 122439859. The next prime is 122439901. The reversal of 122439884 is 488934221.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7469 + ... + 17339.
It is an arithmetic number, because the mean of its divisors is an integer number (10227392).
Almost surely, 2122439884 is an apocalyptic number.
122439884 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
122439884 is an abundant number, since it is smaller than the sum of its proper divisors (123017524).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122439884 is a wasteful number, since it uses less digits than its factorization.
122439884 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10325 (or 10323 counting only the distinct ones).
The product of its digits is 110592, while the sum is 41.
The square root of 122439884 is about 11065.2557132675. The cubic root of 122439884 is about 496.5629393662.
The spelling of 122439884 in words is "one hundred twenty-two million, four hundred thirty-nine thousand, eight hundred eighty-four".
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