Base | Representation |
---|---|
bin | 1001001001101010111… |
… | …1101100000010100001 |
3 | 120000210120210020220001 |
4 | 2102122233230002201 |
5 | 10033434020440243 |
6 | 200120143220001 |
7 | 14233635402424 |
oct | 2223257540241 |
9 | 500716706801 |
10 | 157215015073 |
11 | 60746860826 |
12 | 26576ba7601 |
13 | 11a96298b4c |
14 | 7875abb9bb |
15 | 415221ba4d |
hex | 249abec0a1 |
157215015073 has 8 divisors (see below), whose sum is σ = 157420578816. Its totient is φ = 157009507200.
The previous prime is 157215015059. The next prime is 157215015079. The reversal of 157215015073 is 370510512751.
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-157215015073 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (157215015079) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10789713 + ... + 10804273.
It is an arithmetic number, because the mean of its divisors is an integer number (19677572352).
Almost surely, 2157215015073 is an apocalyptic number.
It is an amenable number.
157215015073 is a deficient number, since it is larger than the sum of its proper divisors (205563743).
157215015073 is a wasteful number, since it uses less digits than its factorization.
157215015073 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27935.
The product of its (nonzero) digits is 36750, while the sum is 37.
The spelling of 157215015073 in words is "one hundred fifty-seven billion, two hundred fifteen million, fifteen thousand, seventy-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •