Base | Representation |
---|---|
bin | 10100011011111… |
… | …101000000011001 |
3 | 212220011201002021 |
4 | 110123331000121 |
5 | 1200233401324 |
6 | 54004534441 |
7 | 11332236040 |
oct | 2433750031 |
9 | 786151067 |
10 | 342872089 |
11 | 1665a696a |
12 | 969b1421 |
13 | 5605b9c1 |
14 | 33773557 |
15 | 2017bae4 |
hex | 146fd019 |
342872089 has 8 divisors (see below), whose sum is σ = 393612800. Its totient is φ = 292571136.
The previous prime is 342872051. The next prime is 342872093. The reversal of 342872089 is 980278243.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 342872089 - 27 = 342871961 is a prime.
It is a super-2 number, since 2×3428720892 = 235122538830447842, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (342872009) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 108264 + ... + 111385.
It is an arithmetic number, because the mean of its divisors is an integer number (49201600).
Almost surely, 2342872089 is an apocalyptic number.
It is an amenable number.
342872089 is a deficient number, since it is larger than the sum of its proper divisors (50740711).
342872089 is a wasteful number, since it uses less digits than its factorization.
342872089 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 219879.
The product of its (nonzero) digits is 193536, while the sum is 43.
The square root of 342872089 is about 18516.8055830373. The cubic root of 342872089 is about 699.9129748956.
The spelling of 342872089 in words is "three hundred forty-two million, eight hundred seventy-two thousand, eighty-nine".
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