Base | Representation |
---|---|
bin | 10010010000010010110111… |
… | …00010100010111110011110 |
3 | 12021010120021220201122221020 |
4 | 21020021123202202332132 |
5 | 20230142412313144410 |
6 | 221213041301545010 |
7 | 11312120422152003 |
oct | 1110113342427636 |
9 | 167116256648836 |
10 | 40142300131230 |
11 | 11877287a09910 |
12 | 4603a1b115166 |
13 | 195253084954b |
14 | 9cac7d3ab8aa |
15 | 4992d7838a70 |
hex | 24825b8a2f9e |
40142300131230 has 128 divisors (see below), whose sum is σ = 109693900753920. Its totient is φ = 9306279797760.
The previous prime is 40142300131223. The next prime is 40142300131267. The reversal of 40142300131230 is 3213100324104.
It is a happy number.
It is a super-2 number, since 2×401423001312302 (a number of 28 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 40142300131230.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 33513306 + ... + 34690434.
It is an arithmetic number, because the mean of its divisors is an integer number (856983599640).
Almost surely, 240142300131230 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 40142300131230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54846950376960).
40142300131230 is an abundant number, since it is smaller than the sum of its proper divisors (69551600622690).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40142300131230 is a wasteful number, since it uses less digits than its factorization.
40142300131230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1181666.
The product of its (nonzero) digits is 1728, while the sum is 24.
Adding to 40142300131230 its reverse (3213100324104), we get a palindrome (43355400455334).
The spelling of 40142300131230 in words is "forty trillion, one hundred forty-two billion, three hundred million, one hundred thirty-one thousand, two hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.122 sec. • engine limits •