Base | Representation |
---|---|
bin | 100000100010010010… |
… | …1011011001011001011 |
3 | 20200100100222202210002 |
4 | 1001010211123023023 |
5 | 2121043223404214 |
6 | 52033051313215 |
7 | 5022306242261 |
oct | 1010445331313 |
9 | 220310882702 |
10 | 69870138059 |
11 | 276a4964957 |
12 | 1165b44b80b |
13 | 6786579977 |
14 | 354b690431 |
15 | 1c3e00d1de |
hex | 104495b2cb |
69870138059 has 8 divisors (see below), whose sum is σ = 70678553760. Its totient is φ = 69062241600.
The previous prime is 69870138029. The next prime is 69870138061. The reversal of 69870138059 is 95083107896.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-69870138059 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 69870137995 and 69870138013.
It is not an unprimeable number, because it can be changed into a prime (69870138029) 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, 144194 + ... + 400664.
It is an arithmetic number, because the mean of its divisors is an integer number (8834819220).
Almost surely, 269870138059 is an apocalyptic number.
69870138059 is a deficient number, since it is larger than the sum of its proper divisors (808415701).
69870138059 is a wasteful number, since it uses less digits than its factorization.
69870138059 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 259621.
The product of its (nonzero) digits is 3265920, while the sum is 56.
The spelling of 69870138059 in words is "sixty-nine billion, eight hundred seventy million, one hundred thirty-eight thousand, fifty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.080 sec. • engine limits •