Base | Representation |
---|---|
bin | 1110010100000… |
… | …10100100011101 |
3 | 22100221022110210 |
4 | 13022002210131 |
5 | 221214304402 |
6 | 15525323033 |
7 | 2655412350 |
oct | 712024435 |
9 | 270838423 |
10 | 120072477 |
11 | 61861258 |
12 | 34266479 |
13 | 1bb50c05 |
14 | 11d38297 |
15 | a81c06c |
hex | 728291d |
120072477 has 16 divisors (see below), whose sum is σ = 187431552. Its totient is φ = 66938880.
The previous prime is 120072427. The next prime is 120072523. The reversal of 120072477 is 774270021.
It is not a de Polignac number, because 120072477 - 210 = 120071453 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (120072427) 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, 68868 + ... + 70589.
It is an arithmetic number, because the mean of its divisors is an integer number (11714472).
Almost surely, 2120072477 is an apocalyptic number.
It is an amenable number.
120072477 is a deficient number, since it is larger than the sum of its proper divisors (67359075).
120072477 is a wasteful number, since it uses less digits than its factorization.
120072477 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 139508.
The product of its (nonzero) digits is 5488, while the sum is 30.
The square root of 120072477 is about 10957.7587580673. The cubic root of 120072477 is about 493.3416969100.
The spelling of 120072477 in words is "one hundred twenty million, seventy-two thousand, four hundred seventy-seven".
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