Base | Representation |
---|---|
bin | 1001001010001001111010… |
… | …11000101001001100110010 |
3 | 2122022101012101122100202022 |
4 | 10211010331120221030302 |
5 | 10114433442132140310 |
6 | 110500125414551442 |
7 | 4146035143216202 |
oct | 445047530511462 |
9 | 78271171570668 |
10 | 20140131521330 |
11 | 6465422212097 |
12 | 2313361368582 |
13 | b3128b1a4ab2 |
14 | 4d8b05124402 |
15 | 24dd573d6a55 |
hex | 12513d629332 |
20140131521330 has 32 divisors (see below), whose sum is σ = 36465516446400. Its totient is φ = 8008666644672.
The previous prime is 20140131521329. The next prime is 20140131521357. The reversal of 20140131521330 is 3312513104102.
It is a self number, because there is not a number n which added to its sum of digits gives 20140131521330.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16465661 + ... + 17646479.
It is an arithmetic number, because the mean of its divisors is an integer number (1139547388950).
Almost surely, 220140131521330 is an apocalyptic number.
20140131521330 is a deficient number, since it is larger than the sum of its proper divisors (16325384925070).
20140131521330 is a wasteful number, since it uses less digits than its factorization.
20140131521330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1190858.
The product of its (nonzero) digits is 2160, while the sum is 26.
Adding to 20140131521330 its reverse (3312513104102), we get a palindrome (23452644625432).
The spelling of 20140131521330 in words is "twenty trillion, one hundred forty billion, one hundred thirty-one million, five hundred twenty-one thousand, three hundred thirty".
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