Base | Representation |
---|---|
bin | 10010101111010111… |
… | …110111110111100010 |
3 | 1220221100100122000021 |
4 | 102233113313313202 |
5 | 312202231441010 |
6 | 13124411144054 |
7 | 1311434240401 |
oct | 225727676742 |
9 | 56840318007 |
10 | 20122140130 |
11 | 8596472784 |
12 | 3a96a4502a |
13 | 1b88aa09c1 |
14 | d8c5db638 |
15 | 7cb8458da |
hex | 4af5f7de2 |
20122140130 has 8 divisors (see below), whose sum is σ = 36219852252. Its totient is φ = 8048856048.
The previous prime is 20122140107. The next prime is 20122140197. The reversal of 20122140130 is 3104122102.
It can be written as a sum of positive squares in 2 ways, for example, as 18349140681 + 1772999449 = 135459^2 + 42107^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×201221401302 (a number of 21 digits) contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1006106997 + ... + 1006107016.
Almost surely, 220122140130 is an apocalyptic number.
20122140130 is a deficient number, since it is larger than the sum of its proper divisors (16097712122).
20122140130 is a wasteful number, since it uses less digits than its factorization.
20122140130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2012214020.
The product of its (nonzero) digits is 96, while the sum is 16.
Adding to 20122140130 its reverse (3104122102), we get a palindrome (23226262232).
The spelling of 20122140130 in words is "twenty billion, one hundred twenty-two million, one hundred forty thousand, one hundred thirty".
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