Base | Representation |
---|---|
bin | 1110010101000… |
… | …00000000010111 |
3 | 22101011102212100 |
4 | 13022200000113 |
5 | 221232134142 |
6 | 15532053143 |
7 | 2656424022 |
oct | 712400027 |
9 | 271142770 |
10 | 120193047 |
11 | 619338a7 |
12 | 343041b3 |
13 | 1bb93a60 |
14 | 11d6a1b9 |
15 | a842b4c |
hex | 72a0017 |
120193047 has 24 divisors (see below), whose sum is σ = 189234864. Its totient is φ = 73067904.
The previous prime is 120193039. The next prime is 120193063. The reversal of 120193047 is 740391021.
It is not a de Polignac number, because 120193047 - 23 = 120193039 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 120193047.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (120193037) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3523 + ... + 15899.
It is an arithmetic number, because the mean of its divisors is an integer number (7884786).
Almost surely, 2120193047 is an apocalyptic number.
120193047 is a deficient number, since it is larger than the sum of its proper divisors (69041817).
120193047 is a wasteful number, since it uses less digits than its factorization.
120193047 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12479 (or 12476 counting only the distinct ones).
The product of its (nonzero) digits is 1512, while the sum is 27.
The square root of 120193047 is about 10963.2589589045. The cubic root of 120193047 is about 493.5067702930.
The spelling of 120193047 in words is "one hundred twenty million, one hundred ninety-three thousand, forty-seven".
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