Base | Representation |
---|---|
bin | 10001111001100111101… |
… | …011001100011011101100 |
3 | 11100121002210012201010212 |
4 | 101321213223030123230 |
5 | 130123221101214040 |
6 | 2341033344321552 |
7 | 154605011451131 |
oct | 21714753143354 |
9 | 4317083181125 |
10 | 1230100023020 |
11 | 434756437980 |
12 | 17a49a0132b8 |
13 | 8bcc8600c0b |
14 | 43773d6c588 |
15 | 21ee74c0d65 |
hex | 11e67acc6ec |
1230100023020 has 48 divisors (see below), whose sum is σ = 2819832825600. Its totient is φ = 447025686720.
The previous prime is 1230100023013. The next prime is 1230100023029. The reversal of 1230100023020 is 203200010321.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 1230100022986 and 1230100023004.
It is not an unprimeable number, because it can be changed into a prime (1230100023029) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 1423160 + ... + 2117919.
It is an arithmetic number, because the mean of its divisors is an integer number (58746517200).
Almost surely, 21230100023020 is an apocalyptic number.
1230100023020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1230100023020 is an abundant number, since it is smaller than the sum of its proper divisors (1589732802580).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1230100023020 is a wasteful number, since it uses less digits than its factorization.
1230100023020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3542678 (or 3542676 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 14.
Adding to 1230100023020 its reverse (203200010321), we get a palindrome (1433300033341).
The spelling of 1230100023020 in words is "one trillion, two hundred thirty billion, one hundred million, twenty-three thousand, twenty".
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