Base | Representation |
---|---|
bin | 1001001010010110010000… |
… | …00000001011001000010111 |
3 | 2122100000021210102221222010 |
4 | 10211023020000023020113 |
5 | 10120041022014411111 |
6 | 110503142401035303 |
7 | 4146361204242264 |
oct | 445131000131027 |
9 | 78300253387863 |
10 | 20146752107031 |
11 | 646820a381120 |
12 | 23146aa625b33 |
13 | b31aa49c6324 |
14 | 4d917251826b |
15 | 24e0e3756aa6 |
hex | 1252c800b217 |
20146752107031 has 8 divisors (see below), whose sum is σ = 29304366701184. Its totient is φ = 12210152792120.
The previous prime is 20146752107017. The next prime is 20146752107093. The reversal of 20146752107031 is 13070125764102.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 20146752107031 - 215 = 20146752074263 is a prime.
It is a super-2 number, since 2×201467521070312 (a number of 27 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20146752107731) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 305253819771 + ... + 305253819836.
It is an arithmetic number, because the mean of its divisors is an integer number (3663045837648).
Almost surely, 220146752107031 is an apocalyptic number.
20146752107031 is a deficient number, since it is larger than the sum of its proper divisors (9157614594153).
20146752107031 is a wasteful number, since it uses less digits than its factorization.
20146752107031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 610507639621.
The product of its (nonzero) digits is 70560, while the sum is 39.
The spelling of 20146752107031 in words is "twenty trillion, one hundred forty-six billion, seven hundred fifty-two million, one hundred seven thousand, thirty-one".
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