Base | Representation |
---|---|
bin | 11111001001001000000… |
… | …001010000111011000100 |
3 | 21120120222101111002110202 |
4 | 133021020001100323010 |
5 | 240030412103120140 |
6 | 4315052125110032 |
7 | 310421502615242 |
oct | 37111001207304 |
9 | 7516871432422 |
10 | 2140102004420 |
11 | 7556808753a6 |
12 | 2a69239b8318 |
13 | 126a702bc2c3 |
14 | 7581d871792 |
15 | 3aa07b4c915 |
hex | 1f248050ec4 |
2140102004420 has 12 divisors (see below), whose sum is σ = 4494214209324. Its totient is φ = 856040801760.
The previous prime is 2140102004363. The next prime is 2140102004431. The reversal of 2140102004420 is 244002010412.
It can be written as a sum of positive squares in 2 ways, for example, as 1297557922816 + 842544081604 = 1139104^2 + 917902^2 .
It is a Harshad number since it is a multiple of its sum of digits (20), and also a Moran number because the ratio is a prime number: 107005100221 = 2140102004420 / (2 + 1 + 4 + 0 + 1 + 0 + 2 + 0 + 0 + 4 + 4 + 2 + 0).
It is a junction number, because it is equal to n+sod(n) for n = 2140102004392 and 2140102004401.
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, 53502550091 + ... + 53502550130.
It is an arithmetic number, because the mean of its divisors is an integer number (374517850777).
Almost surely, 22140102004420 is an apocalyptic number.
2140102004420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2140102004420 is an abundant number, since it is smaller than the sum of its proper divisors (2354112204904).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2140102004420 is a wasteful number, since it uses less digits than its factorization.
2140102004420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 107005100230 (or 107005100228 counting only the distinct ones).
The product of its (nonzero) digits is 512, while the sum is 20.
Adding to 2140102004420 its reverse (244002010412), we get a palindrome (2384104014832).
The spelling of 2140102004420 in words is "two trillion, one hundred forty billion, one hundred two million, four thousand, four hundred twenty".
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