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110001000457 = 661166416037
BaseRepresentation
bin110011001110010010…
…0100001000000001001
3101111221011021210202001
41212130210201000021
53300240224003312
6122311143111001
710642633035145
oct1463444410011
9344834253661
10110001000457
1142718773837
121939b142461
13a4b078a3aa
1454773a4225
152cdc244057
hex199c921009

110001000457 has 4 divisors (see below), whose sum is σ = 110167417156. Its totient is φ = 109834583760.

The previous prime is 110001000451. The next prime is 110001000539. The reversal of 110001000457 is 754000100011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 754000100011 = 3891938303599.

It can be written as a sum of positive squares in 2 ways, for example, as 102364163136 + 7636837321 = 319944^2 + 87389^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-110001000457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (110001000451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83207358 + ... + 83208679.

It is an arithmetic number, because the mean of its divisors is an integer number (27541854289).

Almost surely, 2110001000457 is an apocalyptic number.

It is an amenable number.

110001000457 is a deficient number, since it is larger than the sum of its proper divisors (166416699).

110001000457 is an equidigital number, since it uses as much as digits as its factorization.

110001000457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166416698.

The product of its (nonzero) digits is 140, while the sum is 19.

Adding to 110001000457 its reverse (754000100011), we get a palindrome (864001100468).

The spelling of 110001000457 in words is "one hundred ten billion, one million, four hundred fifty-seven", and thus it is an aban number.

Divisors: 1 661 166416037 110001000457