Base | Representation |
---|---|
bin | 1110010110110… |
… | …00000000101101 |
3 | 22101121002112120 |
4 | 13023120000231 |
5 | 221312004240 |
6 | 15541023153 |
7 | 2661400563 |
oct | 713300055 |
9 | 271532476 |
10 | 120422445 |
11 | 61a80190 |
12 | 343b4ab9 |
13 | 1bc442b0 |
14 | 11dc9a33 |
15 | a88aad0 |
hex | 72d802d |
120422445 has 64 divisors (see below), whose sum is σ = 233791488. Its totient is φ = 52128000.
The previous prime is 120422431. The next prime is 120422447. The reversal of 120422445 is 544224021.
It is a happy number.
It is not a de Polignac number, because 120422445 - 28 = 120422189 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (120422447) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 65590 + ... + 67400.
It is an arithmetic number, because the mean of its divisors is an integer number (3652992).
Almost surely, 2120422445 is an apocalyptic number.
120422445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
120422445 is a deficient number, since it is larger than the sum of its proper divisors (113369043).
120422445 is a wasteful number, since it uses less digits than its factorization.
120422445 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1874.
The product of its (nonzero) digits is 2560, while the sum is 24.
The square root of 120422445 is about 10973.7160980226. The cubic root of 120422445 is about 493.8205364164.
Adding to 120422445 its reverse (544224021), we get a palindrome (664646466).
The spelling of 120422445 in words is "one hundred twenty million, four hundred twenty-two thousand, four hundred forty-five".
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