Base | Representation |
---|---|
bin | 1110011001101… |
… | …00101010011101 |
3 | 22102022101010021 |
4 | 13030310222131 |
5 | 221411130244 |
6 | 15553112141 |
7 | 2664541162 |
oct | 714645235 |
9 | 272271107 |
10 | 120801949 |
11 | 6220a324 |
12 | 34558651 |
13 | 1c047c58 |
14 | 12088069 |
15 | a913284 |
hex | 7334a9d |
120801949 has 16 divisors (see below), whose sum is σ = 131725440. Its totient is φ = 110333440.
The previous prime is 120801917. The next prime is 120801971. The reversal of 120801949 is 949108021.
It is a cyclic number.
It is not a de Polignac number, because 120801949 - 25 = 120801917 is a prime.
It is a super-2 number, since 2×1208019492 = 29186221764397202, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (120801979) 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, 182982 + ... + 183640.
It is an arithmetic number, because the mean of its divisors is an integer number (8232840).
Almost surely, 2120801949 is an apocalyptic number.
It is an amenable number.
120801949 is a deficient number, since it is larger than the sum of its proper divisors (10923491).
120801949 is a wasteful number, since it uses less digits than its factorization.
120801949 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 980.
The product of its (nonzero) digits is 5184, while the sum is 34.
The square root of 120801949 is about 10990.9939950852. The cubic root of 120801949 is about 494.3387408804.
The spelling of 120801949 in words is "one hundred twenty million, eight hundred one thousand, nine hundred forty-nine".
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