Base | Representation |
---|---|
bin | 1001000111010011111111… |
… | …0111110111011101001000 |
3 | 1022111000112202210210211002 |
4 | 2101310333313313131020 |
5 | 2303141434424424430 |
6 | 33151404544154132 |
7 | 2053003300122401 |
oct | 221647767673510 |
9 | 38430482723732 |
10 | 10021230311240 |
11 | 3213a86292095 |
12 | 115a221908948 |
13 | 578cc86ab175 |
14 | 26905c9949a8 |
15 | 125a1dbd5845 |
hex | 91d3fdf7748 |
10021230311240 has 32 divisors (see below), whose sum is σ = 22583501645760. Its totient is φ = 4002139512000.
The previous prime is 10021230311203. The next prime is 10021230311297. The reversal of 10021230311240 is 4211303212001.
It is a Harshad number since it is a multiple of its sum of digits (20).
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, 198493586 + ... + 198544065.
It is an arithmetic number, because the mean of its divisors is an integer number (705734426430).
Almost surely, 210021230311240 is an apocalyptic number.
10021230311240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
10021230311240 is an abundant number, since it is smaller than the sum of its proper divisors (12562271334520).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10021230311240 is a wasteful number, since it uses less digits than its factorization.
10021230311240 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 397038293 (or 397038289 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 20.
Adding to 10021230311240 its reverse (4211303212001), we get a palindrome (14232533523241).
The spelling of 10021230311240 in words is "ten trillion, twenty-one billion, two hundred thirty million, three hundred eleven thousand, two hundred forty".
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