Base | Representation |
---|---|
bin | 1000010001101011111… |
… | …0010100001100011101 |
3 | 111121000012220202112102 |
4 | 2010122332110030131 |
5 | 4312144213322104 |
6 | 145153005214445 |
7 | 13162341001001 |
oct | 2043276241435 |
9 | 447005822472 |
10 | 142186464029 |
11 | 55334608a05 |
12 | 23681b61425 |
13 | 1053c8644ac |
14 | 6c4bb84701 |
15 | 3a72b67a1e |
hex | 211af9431d |
142186464029 has 4 divisors (see below), whose sum is σ = 142711137600. Its totient is φ = 141661790460.
The previous prime is 142186463981. The next prime is 142186464031. The reversal of 142186464029 is 920464681241.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 142186464029 - 216 = 142186398493 is a prime.
It is a super-2 number, since 2×1421864640292 (a number of 23 digits) 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 (142186464229) 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, 262336379 + ... + 262336920.
It is an arithmetic number, because the mean of its divisors is an integer number (35677784400).
Almost surely, 2142186464029 is an apocalyptic number.
It is an amenable number.
142186464029 is a deficient number, since it is larger than the sum of its proper divisors (524673571).
142186464029 is an equidigital number, since it uses as much as digits as its factorization.
142186464029 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 524673570.
The product of its (nonzero) digits is 663552, while the sum is 47.
The spelling of 142186464029 in words is "one hundred forty-two billion, one hundred eighty-six million, four hundred sixty-four thousand, twenty-nine".
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