Base | Representation |
---|---|
bin | 1110100110111… |
… | …11011101111101 |
3 | 22112121012012010 |
4 | 13103133131331 |
5 | 222333101031 |
6 | 20054401433 |
7 | 3015442020 |
oct | 723373575 |
9 | 275535163 |
10 | 122550141 |
11 | 631a380a |
12 | 35060279 |
13 | 1c50a89c |
14 | 123c11b7 |
15 | ab5b246 |
hex | 74df77d |
122550141 has 32 divisors (see below), whose sum is σ = 195637248. Its totient is φ = 66718080.
The previous prime is 122550119. The next prime is 122550149. The reversal of 122550141 is 141055221.
It is not a de Polignac number, because 122550141 - 210 = 122549117 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122550149) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 234961 + ... + 235481.
It is an arithmetic number, because the mean of its divisors is an integer number (6113664).
Almost surely, 2122550141 is an apocalyptic number.
It is an amenable number.
122550141 is a deficient number, since it is larger than the sum of its proper divisors (73087107).
122550141 is a wasteful number, since it uses less digits than its factorization.
122550141 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1041.
The product of its (nonzero) digits is 400, while the sum is 21.
The square root of 122550141 is about 11070.2367183362. The cubic root of 122550141 is about 496.7119461344.
The spelling of 122550141 in words is "one hundred twenty-two million, five hundred fifty thousand, one hundred forty-one".
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