Base | Representation |
---|---|
bin | 10001111001100100000… |
… | …110010011100110111010 |
3 | 11100120221121022022102220 |
4 | 101321210012103212322 |
5 | 130123110221141214 |
6 | 2341023402304510 |
7 | 154603352446320 |
oct | 21714406234672 |
9 | 4316847268386 |
10 | 1230040021434 |
11 | 434725585894 |
12 | 17a481ab8136 |
13 | 8bcb9053313 |
14 | 43769dcdd10 |
15 | 21ee20bc9a9 |
hex | 11e641939ba |
1230040021434 has 16 divisors (see below), whose sum is σ = 2811520049088. Its totient is φ = 351440006112.
The previous prime is 1230040021417. The next prime is 1230040021471. The reversal of 1230040021434 is 4341200400321.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14643333547 + ... + 14643333630.
It is an arithmetic number, because the mean of its divisors is an integer number (175720003068).
Almost surely, 21230040021434 is an apocalyptic number.
1230040021434 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
1230040021434 is an abundant number, since it is smaller than the sum of its proper divisors (1581480027654).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1230040021434 is a wasteful number, since it uses less digits than its factorization.
1230040021434 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29286667189.
The product of its (nonzero) digits is 2304, while the sum is 24.
Adding to 1230040021434 its reverse (4341200400321), we get a palindrome (5571240421755).
The spelling of 1230040021434 in words is "one trillion, two hundred thirty billion, forty million, twenty-one thousand, four hundred thirty-four".
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