Base | Representation |
---|---|
bin | 1110010111100… |
… | …11101111011111 |
3 | 22101210212100110 |
4 | 13023303233133 |
5 | 221324123111 |
6 | 15543301103 |
7 | 2662353000 |
oct | 713635737 |
9 | 271725313 |
10 | 120536031 |
11 | 62048560 |
12 | 3444a793 |
13 | 1bc83bc5 |
14 | 120191a7 |
15 | a8ae5a6 |
hex | 72f3bdf |
120536031 has 64 divisors (see below), whose sum is σ = 213811200. Its totient is φ = 59764320.
The previous prime is 120536011. The next prime is 120536033. The reversal of 120536031 is 130635021.
It is not a de Polignac number, because 120536031 - 219 = 120011743 is a prime.
It is a super-2 number, since 2×1205360312 = 29057869538465922, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a junction number, because it is equal to n+sod(n) for n = 120535989 and 120536007.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (120536033) 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, 260106 + ... + 260568.
It is an arithmetic number, because the mean of its divisors is an integer number (3340800).
Almost surely, 2120536031 is an apocalyptic number.
120536031 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
120536031 is a deficient number, since it is larger than the sum of its proper divisors (93275169).
120536031 is a wasteful number, since it uses less digits than its factorization.
120536031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 521 (or 507 counting only the distinct ones).
The product of its (nonzero) digits is 540, while the sum is 21.
The square root of 120536031 is about 10978.8902444646. The cubic root of 120536031 is about 493.9757496551.
The spelling of 120536031 in words is "one hundred twenty million, five hundred thirty-six thousand, thirty-one".
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