Base | Representation |
---|---|
bin | 1110010010110011000011… |
… | …10110010110110101101001 |
3 | 11010021220000220211112001101 |
4 | 13021121201312112311221 |
5 | 13104441132322431101 |
6 | 150503431535321401 |
7 | 6422621344231456 |
oct | 711314166266551 |
9 | 133256026745041 |
10 | 31432212311401 |
11 | a019365460700 |
12 | 3637934380261 |
13 | 14700778604c5 |
14 | 7a9481b6482d |
15 | 397955db2401 |
hex | 1c9661d96d69 |
31432212311401 has 6 divisors (see below), whose sum is σ = 34549456507706. Its totient is φ = 28574738464800.
The previous prime is 31432212311377. The next prime is 31432212311413. The reversal of 31432212311401 is 10411321223413.
It can be written as a sum of positive squares in only one way, i.e., 25702101436176 + 5730110875225 = 5069724^2 + 2393765^2 .
It is not a de Polignac number, because 31432212311401 - 25 = 31432212311369 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 31432212311401.
It is not an unprimeable number, because it can be changed into a prime (31432212311431) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 129885174720 + ... + 129885174961.
Almost surely, 231432212311401 is an apocalyptic number.
It is an amenable number.
31432212311401 is a deficient number, since it is larger than the sum of its proper divisors (3117244196305).
31432212311401 is a wasteful number, since it uses less digits than its factorization.
31432212311401 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 259770349703 (or 259770349692 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 28.
Adding to 31432212311401 its reverse (10411321223413), we get a palindrome (41843533534814).
The spelling of 31432212311401 in words is "thirty-one trillion, four hundred thirty-two billion, two hundred twelve million, three hundred eleven thousand, four hundred one".
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