Base | Representation |
---|---|
bin | 1101011001010100101… |
… | …0110000000011010001 |
3 | 211000000120021112002021 |
4 | 3112111022300003101 |
5 | 12232304241441004 |
6 | 253420054451441 |
7 | 22424660534665 |
oct | 3262512600321 |
9 | 730016245067 |
10 | 230135890129 |
11 | 8966678a522 |
12 | 38728063b81 |
13 | 189178b2a22 |
14 | b1d25c08a5 |
15 | 5ebde91d54 |
hex | 35952b00d1 |
230135890129 has 4 divisors (see below), whose sum is σ = 230142730480. Its totient is φ = 230129049780.
The previous prime is 230135890123. The next prime is 230135890157. The reversal of 230135890129 is 921098531032.
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 230135890129 - 25 = 230135890097 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (230135890123) 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, 3369459 + ... + 3437080.
It is an arithmetic number, because the mean of its divisors is an integer number (57535682620).
Almost surely, 2230135890129 is an apocalyptic number.
It is an amenable number.
230135890129 is a deficient number, since it is larger than the sum of its proper divisors (6840351).
230135890129 is an equidigital number, since it uses as much as digits as its factorization.
230135890129 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6840350.
The product of its (nonzero) digits is 116640, while the sum is 43.
The spelling of 230135890129 in words is "two hundred thirty billion, one hundred thirty-five million, eight hundred ninety thousand, one hundred twenty-nine".
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