Base | Representation |
---|---|
bin | 10001110000010101100… |
… | …011011011011101001110 |
3 | 11022122101010012222122202 |
4 | 101300111203123131032 |
5 | 124442312333233402 |
6 | 2332304314041502 |
7 | 154103005415522 |
oct | 21602543333516 |
9 | 4278333188582 |
10 | 1220132321102 |
11 | 4305009829a2 |
12 | 178577a19292 |
13 | 8b09a511746 |
14 | 430aa215d82 |
15 | 21b12392b02 |
hex | 11c158db74e |
1220132321102 has 16 divisors (see below), whose sum is σ = 1832253350400. Its totient is φ = 609381543960.
The previous prime is 1220132321101. The next prime is 1220132321129. The reversal of 1220132321102 is 2011232310221.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1220132321101) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7279799 + ... + 7445517.
It is an arithmetic number, because the mean of its divisors is an integer number (114515834400).
Almost surely, 21220132321102 is an apocalyptic number.
1220132321102 is a deficient number, since it is larger than the sum of its proper divisors (612121029298).
1220132321102 is a wasteful number, since it uses less digits than its factorization.
1220132321102 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 169831.
The product of its (nonzero) digits is 288, while the sum is 20.
Adding to 1220132321102 its reverse (2011232310221), we get a palindrome (3231364631323).
The spelling of 1220132321102 in words is "one trillion, two hundred twenty billion, one hundred thirty-two million, three hundred twenty-one thousand, one hundred two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •