Base | Representation |
---|---|
bin | 11101111110110001010… |
… | …01110011110010010100 |
3 | 10122110221200010202120102 |
4 | 32333120221303302110 |
5 | 113334202244204140 |
6 | 2105123000153232 |
7 | 134265426500624 |
oct | 16773051636224 |
9 | 3573850122512 |
10 | 1030132022420 |
11 | 367970742366 |
12 | 147791168818 |
13 | 761aab06ac7 |
14 | 37c0421a884 |
15 | 1bbe1c6ce15 |
hex | efd8a73c94 |
1030132022420 has 24 divisors (see below), whose sum is σ = 2163497661864. Its totient is φ = 412010825216.
The previous prime is 1030132022401. The next prime is 1030132022477. The reversal of 1030132022420 is 242202310301.
It can be written as a sum of positive squares in 4 ways, for example, as 41813706256 + 988318316164 = 204484^2 + 994142^2 .
It is a super-2 number, since 2×10301320224202 (a number of 25 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a junction number, because it is equal to n+sod(n) for n = 1030132022392 and 1030132022401.
It is a congruent number.
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 7 ways as a sum of consecutive naturals, for example, 2422409 + ... + 2815728.
It is an arithmetic number, because the mean of its divisors is an integer number (90145735911).
Almost surely, 21030132022420 is an apocalyptic number.
1030132022420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1030132022420 is an abundant number, since it is smaller than the sum of its proper divisors (1133365639444).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1030132022420 is a wasteful number, since it uses less digits than its factorization.
1030132022420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5247979 (or 5247977 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 20.
Adding to 1030132022420 its reverse (242202310301), we get a palindrome (1272334332721).
The spelling of 1030132022420 in words is "one trillion, thirty billion, one hundred thirty-two million, twenty-two thousand, four hundred twenty".
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