Base | Representation |
---|---|
bin | 1110010110111… |
… | …10100110101000 |
3 | 22101122110120200 |
4 | 13023132212220 |
5 | 221313340243 |
6 | 15541352200 |
7 | 2661542400 |
oct | 713364650 |
9 | 271573520 |
10 | 120449448 |
11 | 61a994a9 |
12 | 34408660 |
13 | 1bc53682 |
14 | 11dd5800 |
15 | a893ad3 |
hex | 72de9a8 |
120449448 has 72 divisors (see below), whose sum is σ = 379488330. Its totient is φ = 34413120.
The previous prime is 120449447. The next prime is 120449449. The reversal of 120449448 is 844944021.
120449448 is a `hidden beast` number, since 1 + 204 + 4 + 9 + 448 = 666.
It is an interprime number because it is at equal distance from previous prime (120449447) and next prime (120449449).
It can be written as a sum of positive squares in only one way, i.e., 102454884 + 17994564 = 10122^2 + 4242^2 .
It is a tau number, because it is divible by the number of its divisors (72).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is not an unprimeable number, because it can be changed into a prime (120449447) by changing a digit.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 13543 + ... + 20598.
Almost surely, 2120449448 is an apocalyptic number.
120449448 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
120449448 is an abundant number, since it is smaller than the sum of its proper divisors (259038882).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120449448 is a wasteful number, since it uses less digits than its factorization.
120449448 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34167 (or 34153 counting only the distinct ones).
The product of its (nonzero) digits is 36864, while the sum is 36.
The square root of 120449448 is about 10974.9463780011. The cubic root of 120449448 is about 493.8574443737.
The spelling of 120449448 in words is "one hundred twenty million, four hundred forty-nine thousand, four hundred forty-eight".
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