Base | Representation |
---|---|
bin | 10101000100011111… |
… | …10110110110101111 |
3 | 1002012100112011100221 |
4 | 22202033312312233 |
5 | 141131333003211 |
6 | 5110251232211 |
7 | 550215263044 |
oct | 124217666657 |
9 | 32170464327 |
10 | 11312000431 |
11 | 4885369396 |
12 | 2238448667 |
13 | 10b37676a4 |
14 | 7944c91cb |
15 | 46316dc71 |
hex | 2a23f6daf |
11312000431 has 8 divisors (see below), whose sum is σ = 11353502160. Its totient is φ = 11270552832.
The previous prime is 11312000387. The next prime is 11312000437. The reversal of 11312000431 is 13400021311.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 11312000431 - 221 = 11309903279 is a prime.
It is a super-2 number, since 2×113120004312 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11312000437) 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, 431701 + ... + 457153.
It is an arithmetic number, because the mean of its divisors is an integer number (1419187770).
Almost surely, 211312000431 is an apocalyptic number.
11312000431 is a deficient number, since it is larger than the sum of its proper divisors (41501729).
11312000431 is a wasteful number, since it uses less digits than its factorization.
11312000431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27065.
The product of its (nonzero) digits is 72, while the sum is 16.
Adding to 11312000431 its reverse (13400021311), we get a palindrome (24712021742).
The spelling of 11312000431 in words is "eleven billion, three hundred twelve million, four hundred thirty-one", and thus it is an aban number.
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.116 sec. • engine limits •