Base | Representation |
---|---|
bin | 100011110010010011010011… |
… | …110010111110110101000000 |
3 | 202122021011210200011021212100 |
4 | 203302103103302332311000 |
5 | 131112122302221423434 |
6 | 1314423111455230400 |
7 | 45102634442511561 |
oct | 4362232362766500 |
9 | 678234720137770 |
10 | 157388334951744 |
11 | 46170021a7a556 |
12 | 1579aab6b18400 |
13 | 69a886bb85950 |
14 | 2ac18c94a8168 |
15 | 132e0723bb699 |
hex | 8f24d3cbed40 |
157388334951744 has 168 divisors, whose sum is σ = 486055216835552. Its totient is φ = 48404449981440.
The previous prime is 157388334951713. The next prime is 157388334951761. The reversal of 157388334951744 is 447159433883751.
157388334951744 is a `hidden beast` number, since 1 + 5 + 7 + 3 + 8 + 83 + 3 + 495 + 17 + 44 = 666.
157388334951744 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (72).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11025267 + ... + 20888589.
Almost surely, 2157388334951744 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 157388334951744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (243027608417776).
157388334951744 is an abundant number, since it is smaller than the sum of its proper divisors (328666881883808).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
157388334951744 is a wasteful number, since it uses less digits than its factorization.
157388334951744 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9865485 (or 9865472 counting only the distinct ones).
The product of its digits is 1219276800, while the sum is 72.
The spelling of 157388334951744 in words is "one hundred fifty-seven trillion, three hundred eighty-eight billion, three hundred thirty-four million, nine hundred fifty-one thousand, seven hundred forty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.080 sec. • engine limits •