Base | Representation |
---|---|
bin | 1110010101010… |
… | …01100111001111 |
3 | 22101020102211211 |
4 | 13022221213033 |
5 | 221234414044 |
6 | 15532555251 |
7 | 2656646530 |
oct | 712514717 |
9 | 271212754 |
10 | 120232399 |
11 | 61960421 |
12 | 34322b27 |
13 | 1bba8941 |
14 | 11d7a687 |
15 | a84e634 |
hex | 72a99cf |
120232399 has 16 divisors (see below), whose sum is σ = 145428480. Its totient is φ = 97100640.
The previous prime is 120232397. The next prime is 120232423. The reversal of 120232399 is 993232021.
It is a happy number.
It is not a de Polignac number, because 120232399 - 21 = 120232397 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 120232399.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (120232393) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23037 + ... + 27769.
It is an arithmetic number, because the mean of its divisors is an integer number (9089280).
Almost surely, 2120232399 is an apocalyptic number.
120232399 is a gapful number since it is divisible by the number (19) formed by its first and last digit.
120232399 is a deficient number, since it is larger than the sum of its proper divisors (25196081).
120232399 is a wasteful number, since it uses less digits than its factorization.
120232399 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4950.
The product of its (nonzero) digits is 5832, while the sum is 31.
The square root of 120232399 is about 10965.0535338410. The cubic root of 120232399 is about 493.5606235450.
The spelling of 120232399 in words is "one hundred twenty million, two hundred thirty-two thousand, three hundred ninety-nine".
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