Base | Representation |
---|---|
bin | 111000010010011000… |
… | …0001001000100010001 |
3 | 102120000000220222021101 |
4 | 1300210300021010101 |
5 | 3440023133342423 |
6 | 131310213224401 |
7 | 11506261235212 |
oct | 1604460110421 |
9 | 376000828241 |
10 | 120875684113 |
11 | 472991995a8 |
12 | 1b515032101 |
13 | b524749052 |
14 | 5bc9773409 |
15 | 3226ccc7ad |
hex | 1c24c09111 |
120875684113 has 4 divisors (see below), whose sum is σ = 120882368308. Its totient is φ = 120868999920.
The previous prime is 120875684107. The next prime is 120875684143. The reversal of 120875684113 is 311486578021.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 311486578021 = 1289 ⋅241649789.
It can be written as a sum of positive squares in 2 ways, for example, as 78238802944 + 42636881169 = 279712^2 + 206487^2 .
It is a cyclic number.
It is not a de Polignac number, because 120875684113 - 221 = 120873586961 is a prime.
It is a super-2 number, since 2×1208756841132 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (120875684143) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3314898 + ... + 3351163.
It is an arithmetic number, because the mean of its divisors is an integer number (30220592077).
Almost surely, 2120875684113 is an apocalyptic number.
It is an amenable number.
120875684113 is a deficient number, since it is larger than the sum of its proper divisors (6684195).
120875684113 is an equidigital number, since it uses as much as digits as its factorization.
120875684113 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6684194.
The product of its (nonzero) digits is 322560, while the sum is 46.
The spelling of 120875684113 in words is "one hundred twenty billion, eight hundred seventy-five million, six hundred eighty-four thousand, one hundred thirteen".
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