Base | Representation |
---|---|
bin | 1100001001010… |
… | …01000100000111 |
3 | 21002201001011222 |
4 | 12010221010013 |
5 | 202040130241 |
6 | 14035350555 |
7 | 2344652306 |
oct | 604510407 |
9 | 232631158 |
10 | 101880071 |
11 | 52566007 |
12 | 2a15245b |
13 | 18151487 |
14 | d76043d |
15 | 8e26a4b |
hex | 6129107 |
101880071 has 4 divisors (see below), whose sum is σ = 107242200. Its totient is φ = 96517944.
The previous prime is 101880061. The next prime is 101880073. The reversal of 101880071 is 170088101.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 101880071 - 214 = 101863687 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 101880071.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (101880073) 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, 2681036 + ... + 2681073.
It is an arithmetic number, because the mean of its divisors is an integer number (26810550).
Almost surely, 2101880071 is an apocalyptic number.
101880071 is a deficient number, since it is larger than the sum of its proper divisors (5362129).
101880071 is an equidigital number, since it uses as much as digits as its factorization.
101880071 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5362128.
The product of its (nonzero) digits is 448, while the sum is 26.
The square root of 101880071 is about 10093.5658218491. The cubic root of 101880071 is about 467.0496808519.
The spelling of 101880071 in words is "one hundred one million, eight hundred eighty thousand, seventy-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •