Base | Representation |
---|---|
bin | 1110100111011… |
… | …10111110010000 |
3 | 22112201102022020 |
4 | 13103232332100 |
5 | 222342114043 |
6 | 20100011440 |
7 | 3016125123 |
oct | 723567620 |
9 | 275642266 |
10 | 122613648 |
11 | 632374a3 |
12 | 35090b80 |
13 | 1c530771 |
14 | 123da3ba |
15 | ab6ee83 |
hex | 74eef90 |
122613648 has 20 divisors (see below), whose sum is σ = 316752048. Its totient is φ = 40871200.
The previous prime is 122613641. The next prime is 122613677. The reversal of 122613648 is 846316221.
It is a nude number because it is divisible by every one of its digits.
It is not an unprimeable number, because it can be changed into a prime (122613641) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1277178 + ... + 1277273.
Almost surely, 2122613648 is an apocalyptic number.
It is an amenable number.
122613648 is an abundant number, since it is smaller than the sum of its proper divisors (194138400).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122613648 is a wasteful number, since it uses less digits than its factorization.
122613648 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2554462 (or 2554456 counting only the distinct ones).
The product of its digits is 13824, while the sum is 33.
The square root of 122613648 is about 11073.1047136745. The cubic root of 122613648 is about 496.7977320773.
Adding to 122613648 its reverse (846316221), we get a palindrome (968929869).
The spelling of 122613648 in words is "one hundred twenty-two million, six hundred thirteen thousand, six hundred forty-eight".
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