Base | Representation |
---|---|
bin | 10100101011001101010… |
… | …110110111011111010100 |
3 | 12000211021220202101111120 |
4 | 110223031112313133110 |
5 | 141234231320001122 |
6 | 3004411023203540 |
7 | 204435236153361 |
oct | 24531526673724 |
9 | 5024256671446 |
10 | 1420784531412 |
11 | 4a8607912384 |
12 | 1ab435a465b0 |
13 | a3c969a997c |
14 | 4caa2b91468 |
15 | 26e57be975c |
hex | 14acd5b77d4 |
1420784531412 has 24 divisors (see below), whose sum is σ = 3316396843200. Its totient is φ = 473418710016.
The previous prime is 1420784531281. The next prime is 1420784531423. The reversal of 1420784531412 is 2141354870241.
It is a congruent number.
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, 21983112 + ... + 22047647.
It is an arithmetic number, because the mean of its divisors is an integer number (138183201800).
Almost surely, 21420784531412 is an apocalyptic number.
1420784531412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
1420784531412 is an abundant number, since it is smaller than the sum of its proper divisors (1895612311788).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1420784531412 is a wasteful number, since it uses less digits than its factorization.
1420784531412 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44033455 (or 44033453 counting only the distinct ones).
The product of its (nonzero) digits is 215040, while the sum is 42.
The spelling of 1420784531412 in words is "one trillion, four hundred twenty billion, seven hundred eighty-four million, five hundred thirty-one thousand, four hundred twelve".
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