Base | Representation |
---|---|
bin | 10001011110111010001… |
… | …110110110100011100000 |
3 | 11020212002001022102010220 |
4 | 101132322032312203200 |
5 | 124141002101044412 |
6 | 2315531435123040 |
7 | 152541213214302 |
oct | 21367216664340 |
9 | 4225061272126 |
10 | 1201420331232 |
11 | 423579501a60 |
12 | 174a152a3480 |
13 | 893a79345a4 |
14 | 4221300d972 |
15 | 213b974968c |
hex | 117ba3b68e0 |
1201420331232 has 96 divisors (see below), whose sum is σ = 3441259551744. Its totient is φ = 363979084800.
The previous prime is 1201420331197. The next prime is 1201420331249. The reversal of 1201420331232 is 2321330241021.
It is a tau number, because it is divible by the number of its divisors (96).
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4318257 + ... + 4588047.
It is an arithmetic number, because the mean of its divisors is an integer number (35846453664).
Almost surely, 21201420331232 is an apocalyptic number.
1201420331232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
1201420331232 is an abundant number, since it is smaller than the sum of its proper divisors (2239839220512).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1201420331232 is a wasteful number, since it uses less digits than its factorization.
1201420331232 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 274032 (or 274024 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 24.
Adding to 1201420331232 its reverse (2321330241021), we get a palindrome (3522750572253).
The spelling of 1201420331232 in words is "one trillion, two hundred one billion, four hundred twenty million, three hundred thirty-one thousand, two hundred thirty-two".
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