Base | Representation |
---|---|
bin | 1110100011111… |
… | …00110011111101 |
3 | 22111211122212121 |
4 | 13101330303331 |
5 | 222232133140 |
6 | 20042002541 |
7 | 3012136630 |
oct | 721746375 |
9 | 274748777 |
10 | 122146045 |
11 | 62a4814a |
12 | 34aa6451 |
13 | 1c3c8988 |
14 | 12317c17 |
15 | aacb64a |
hex | 747ccfd |
122146045 has 16 divisors (see below), whose sum is σ = 172919808. Its totient is φ = 81054720.
The previous prime is 122146039. The next prime is 122146069. The reversal of 122146045 is 540641221.
It is a happy number.
It is not a de Polignac number, because 122146045 - 29 = 122145533 is a prime.
It is a Duffinian number.
It is a congruent number.
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, 55204 + ... + 57373.
It is an arithmetic number, because the mean of its divisors is an integer number (10807488).
Almost surely, 2122146045 is an apocalyptic number.
It is an amenable number.
122146045 is a deficient number, since it is larger than the sum of its proper divisors (50773763).
122146045 is a wasteful number, since it uses less digits than its factorization.
122146045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 112620.
The product of its (nonzero) digits is 1920, while the sum is 25.
The square root of 122146045 is about 11051.9701863514. The cubic root of 122146045 is about 496.1653934314.
Adding to 122146045 its reverse (540641221), we get a palindrome (662787266).
The spelling of 122146045 in words is "one hundred twenty-two million, one hundred forty-six thousand, forty-five".
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