Base | Representation |
---|---|
bin | 11101011001011010011… |
… | …001011011111100110010 |
3 | 21011010100210222020121022 |
4 | 131121122121123330302 |
5 | 231044232204343032 |
6 | 4144013352055442 |
7 | 265644142163204 |
oct | 35313231337462 |
9 | 7133323866538 |
10 | 2020151246642 |
11 | 709817793731 |
12 | 287628694582 |
13 | 118665386459 |
14 | 6dac0ca6774 |
15 | 37837172512 |
hex | 1d65a65bf32 |
2020151246642 has 32 divisors (see below), whose sum is σ = 3104146584000. Its totient is φ = 985694470848.
The previous prime is 2020151246563. The next prime is 2020151246669. The reversal of 2020151246642 is 2466421510202.
It is a super-2 number, since 2×20201512466422 (a number of 25 digits) contains 22 as substring.
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, 29732393 + ... + 29800259.
It is an arithmetic number, because the mean of its divisors is an integer number (97004580750).
Almost surely, 22020151246642 is an apocalyptic number.
2020151246642 is a deficient number, since it is larger than the sum of its proper divisors (1083995337358).
2020151246642 is a wasteful number, since it uses less digits than its factorization.
2020151246642 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 69770.
The product of its (nonzero) digits is 46080, while the sum is 35.
Adding to 2020151246642 its reverse (2466421510202), we get a palindrome (4486572756844).
The spelling of 2020151246642 in words is "two trillion, twenty billion, one hundred fifty-one million, two hundred forty-six thousand, six hundred forty-two".
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