Base | Representation |
---|---|
bin | 1110010001111001100011… |
… | …01101110101100010111011 |
3 | 11010011221100101010122000000 |
4 | 13020330301231311202323 |
5 | 13103434421020003233 |
6 | 150441324302444043 |
7 | 6420446323016130 |
oct | 710746155654273 |
9 | 133157311118000 |
10 | 31401340000443 |
11 | a007262887526 |
12 | 3631959293623 |
13 | 146a197847b9a |
14 | 7a7b9392a587 |
15 | 396c4a8cad13 |
hex | 1c8f31b758bb |
31401340000443 has 56 divisors (see below), whose sum is σ = 53829577586400. Its totient is φ = 17935844961024.
The previous prime is 31401340000423. The next prime is 31401340000451. The reversal of 31401340000443 is 34400004310413.
31401340000443 is a `hidden beast` number, since 314 + 0 + 1 + 340 + 0 + 0 + 0 + 4 + 4 + 3 = 666.
It is not a de Polignac number, because 31401340000443 - 216 = 31401339934907 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (31401340000423) by changing a digit.
It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 10450323 + ... + 13115331.
It is an arithmetic number, because the mean of its divisors is an integer number (961242456900).
Almost surely, 231401340000443 is an apocalyptic number.
31401340000443 is a deficient number, since it is larger than the sum of its proper divisors (22428237585957).
31401340000443 is an equidigital number, since it uses as much as digits as its factorization.
31401340000443 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2667343 (or 2667328 counting only the distinct ones).
The product of its (nonzero) digits is 6912, while the sum is 27.
Adding to 31401340000443 its reverse (34400004310413), we get a palindrome (65801344310856).
The spelling of 31401340000443 in words is "thirty-one trillion, four hundred one billion, three hundred forty million, four hundred forty-three", and thus it is an aban number.
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •