Base | Representation |
---|---|
bin | 111000100101010111… |
… | …1010011110011001110 |
3 | 102121122110010222111202 |
4 | 1301022233103303032 |
5 | 3442324312001032 |
6 | 131453341145502 |
7 | 11531130313352 |
oct | 1611257236316 |
9 | 377573128452 |
10 | 121513000142 |
11 | 47595a14566 |
12 | 1b67255b292 |
13 | b5c67ab921 |
14 | 5c4a271462 |
15 | 3262c1bd62 |
hex | 1c4abd3cce |
121513000142 has 8 divisors (see below), whose sum is σ = 182728618536. Its totient is φ = 60603460632.
The previous prime is 121513000117. The next prime is 121513000153. The reversal of 121513000142 is 241000315121.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76518728 + ... + 76520315.
It is an arithmetic number, because the mean of its divisors is an integer number (22841077317).
Almost surely, 2121513000142 is an apocalyptic number.
121513000142 is a deficient number, since it is larger than the sum of its proper divisors (61215618394).
121513000142 is a wasteful number, since it uses less digits than its factorization.
121513000142 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 153039442.
The product of its (nonzero) digits is 240, while the sum is 20.
Adding to 121513000142 its reverse (241000315121), we get a palindrome (362513315263).
The spelling of 121513000142 in words is "one hundred twenty-one billion, five hundred thirteen million, one hundred forty-two", and thus it is an aban number.
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