Base | Representation |
---|---|
bin | 10100011000001111101… |
… | …101110111011101110001 |
3 | 11221212201212222110101010 |
4 | 110120033231313131301 |
5 | 140421031243123101 |
6 | 2551202341301133 |
7 | 203114534160456 |
oct | 24301755673561 |
9 | 4855655873333 |
10 | 1400423020401 |
11 | 49aa09316829 |
12 | 1a74b2a047a9 |
13 | a20a04485c2 |
14 | 4bad088382d |
15 | 2666536e2d6 |
hex | 1460fb77771 |
1400423020401 has 8 divisors (see below), whose sum is σ = 1867236401824. Its totient is φ = 933612492960.
The previous prime is 1400423020397. The next prime is 1400423020411. The reversal of 1400423020401 is 1040203240041.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1400423020401 - 22 = 1400423020397 is a prime.
It is a super-2 number, since 2×14004230204012 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1400423020411) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1064181 + ... + 1983261.
It is an arithmetic number, because the mean of its divisors is an integer number (233404550228).
Almost surely, 21400423020401 is an apocalyptic number.
It is an amenable number.
1400423020401 is a deficient number, since it is larger than the sum of its proper divisors (466813381423).
1400423020401 is an equidigital number, since it uses as much as digits as its factorization.
1400423020401 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1426991.
The product of its (nonzero) digits is 768, while the sum is 21.
Adding to 1400423020401 its reverse (1040203240041), we get a palindrome (2440626260442).
The spelling of 1400423020401 in words is "one trillion, four hundred billion, four hundred twenty-three million, twenty thousand, four hundred one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •