Base | Representation |
---|---|
bin | 1001010101010111100010… |
… | …10001100011010100000010 |
3 | 2200200012122112100202112012 |
4 | 10222223301101203110002 |
5 | 10142242010310303214 |
6 | 111353123410532522 |
7 | 4215624405250202 |
oct | 452536121432402 |
9 | 80605575322465 |
10 | 20525401650434 |
11 | 65a385715446a |
12 | 2375b63597142 |
13 | b5b6c9c368a5 |
14 | 50d612cdc402 |
15 | 258da5a7903e |
hex | 12aaf1463502 |
20525401650434 has 8 divisors (see below), whose sum is σ = 30789542649360. Its totient is φ = 10262220767316.
The previous prime is 20525401650427. The next prime is 20525401650463. The reversal of 20525401650434 is 43405610452502.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×205254016504342 (a number of 27 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 20525401650391 and 20525401650400.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 239975504 + ... + 240061019.
It is an arithmetic number, because the mean of its divisors is an integer number (3848692831170).
Almost surely, 220525401650434 is an apocalyptic number.
20525401650434 is a deficient number, since it is larger than the sum of its proper divisors (10264140998926).
20525401650434 is a wasteful number, since it uses less digits than its factorization.
20525401650434 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 480057904.
The product of its (nonzero) digits is 576000, while the sum is 41.
The spelling of 20525401650434 in words is "twenty trillion, five hundred twenty-five billion, four hundred one million, six hundred fifty thousand, four hundred thirty-four".
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