Base | Representation |
---|---|
bin | 10100011000111111011… |
… | …101111001101001101100 |
3 | 11221221210201102121210222 |
4 | 110120333131321221230 |
5 | 140424201340011140 |
6 | 2551414040150512 |
7 | 203143432453325 |
oct | 24307735715154 |
9 | 4857721377728 |
10 | 1401224141420 |
11 | 4a028a552914 |
12 | 1a7697168438 |
13 | a219a4017cc |
14 | 4bb6902144c |
15 | 266b08685b5 |
hex | 1463f779a6c |
1401224141420 has 24 divisors (see below), whose sum is σ = 3011002575504. Its totient is φ = 547455013056.
The previous prime is 1401224141413. The next prime is 1401224141431. The reversal of 1401224141420 is 241414221041.
It is a self number, because there is not a number n which added to its sum of digits gives 1401224141420.
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, 814664339 + ... + 814666058.
It is an arithmetic number, because the mean of its divisors is an integer number (125458440646).
Almost surely, 21401224141420 is an apocalyptic number.
1401224141420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1401224141420 is an abundant number, since it is smaller than the sum of its proper divisors (1609778434084).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1401224141420 is a wasteful number, since it uses less digits than its factorization.
1401224141420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1629330449 (or 1629330447 counting only the distinct ones).
The product of its (nonzero) digits is 2048, while the sum is 26.
Adding to 1401224141420 its reverse (241414221041), we get a palindrome (1642638362461).
The spelling of 1401224141420 in words is "one trillion, four hundred one billion, two hundred twenty-four million, one hundred forty-one thousand, four hundred twenty".
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