Base | Representation |
---|---|
bin | 11101100110111110001010… |
… | …101011010000100000100000 |
3 | 122002002001022001112000012101 |
4 | 131212332022223100200200 |
5 | 114032022002122334130 |
6 | 1140542523110340144 |
7 | 36300121452052543 |
oct | 3546761253204040 |
9 | 562061261460171 |
10 | 130221440043040 |
11 | 3854666a047065 |
12 | 1273195495a654 |
13 | 5787aa170aa58 |
14 | 2422a738dc85a |
15 | 100c559ddd1ca |
hex | 766f8aad0820 |
130221440043040 has 24 divisors (see below), whose sum is σ = 307648152102060. Its totient is φ = 52088576017152.
The previous prime is 130221440043011. The next prime is 130221440043077. The reversal of 130221440043040 is 40340044122031.
It can be written as a sum of positive squares in 2 ways, for example, as 128999893427344 + 1221546615696 = 11357812^2 + 1105236^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 406941999975 + ... + 406942000294.
Almost surely, 2130221440043040 is an apocalyptic number.
130221440043040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
130221440043040 is an abundant number, since it is smaller than the sum of its proper divisors (177426712059020).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130221440043040 is an equidigital number, since it uses as much as digits as its factorization.
130221440043040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 813884000284 (or 813884000276 counting only the distinct ones).
The product of its (nonzero) digits is 9216, while the sum is 28.
Adding to 130221440043040 its reverse (40340044122031), we get a palindrome (170561484165071).
The spelling of 130221440043040 in words is "one hundred thirty trillion, two hundred twenty-one billion, four hundred forty million, forty-three thousand, forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •