Base | Representation |
---|---|
bin | 10110110010000… |
… | …00000000000000 |
3 | 111022121001000000 |
4 | 23121000000000 |
5 | 342410243401 |
6 | 30544000000 |
7 | 4510230351 |
oct | 1331000000 |
9 | 438531000 |
10 | 191102976 |
11 | 98966549 |
12 | 54000000 |
13 | 307907ac |
14 | 1b547d28 |
15 | 11b9d186 |
hex | b640000 |
191102976 has 133 divisors (see below), whose sum is σ = 573045691. Its totient is φ = 63700992.
The previous prime is 191102971. The next prime is 191102981. The reversal of 191102976 is 679201191.
The square root of 191102976 is 13824.
The cubic root of 191102976 is 576.
It is a perfect power (a square, a cube, a 6-th power), and thus also a powerful number.
It is a Jordan-Polya number, since it can be written as (4!)6.
It is an interprime number because it is at equal distance from previous prime (191102971) and next prime (191102981).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a Duffinian number.
It is a nialpdrome in base 12 and base 16.
It is a self number, because there is not a number n which added to its sum of digits gives 191102976.
It is not an unprimeable number, because it can be changed into a prime (191102971) by changing a digit.
It is a polite number, since it can be written in 6 ways as a sum of consecutive naturals, for example, 63700991 + 63700992 + 63700993.
Almost surely, 2191102976 is an apocalyptic number.
191102976 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
191102976 is the 13824-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 191102976
191102976 is an abundant number, since it is smaller than the sum of its proper divisors (381942715).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
191102976 is an frugal number, since it uses more digits than its factorization.
191102976 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 54 (or 5 counting only the distinct ones).
The product of its (nonzero) digits is 6804, while the sum is 36.
Multiplying 191102976 by its sum of digits (36), we get a 4-th power (6879707136 = 2884).
191102976 divided by its sum of digits (36) gives a 4-th power (5308416 = 484).
The spelling of 191102976 in words is "one hundred ninety-one million, one hundred two thousand, nine hundred seventy-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •