Base | Representation |
---|---|
bin | 1110100010110… |
… | …10011010001110 |
3 | 22111120111120200 |
4 | 13101122122032 |
5 | 222213131014 |
6 | 20034554330 |
7 | 3011012046 |
oct | 721323216 |
9 | 274514520 |
10 | 122005134 |
11 | 62961299 |
12 | 34a389a6 |
13 | 1c3797b4 |
14 | 122bc726 |
15 | aa9ea09 |
hex | 745a68e |
122005134 has 12 divisors (see below), whose sum is σ = 264344496. Its totient is φ = 40668372.
The previous prime is 122005127. The next prime is 122005157. The reversal of 122005134 is 431500221.
It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 6778063 = 122005134 / (1 + 2 + 2 + 0 + 0 + 5 + 1 + 3 + 4).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3389014 + ... + 3389049.
It is an arithmetic number, because the mean of its divisors is an integer number (22028708).
Almost surely, 2122005134 is an apocalyptic number.
122005134 is an abundant number, since it is smaller than the sum of its proper divisors (142339362).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122005134 is a wasteful number, since it uses less digits than its factorization.
122005134 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6778071 (or 6778068 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 18.
The square root of 122005134 is about 11045.5934200024. The cubic root of 122005134 is about 495.9745233836.
Adding to 122005134 its reverse (431500221), we get a palindrome (553505355).
The spelling of 122005134 in words is "one hundred twenty-two million, five thousand, one hundred thirty-four".
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