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1241344340 = 22562067217
BaseRepresentation
bin100100111111101…
…0110100101010100
310012111210211022022
41021333112211110
510020241004330
6323102152312
742522152465
oct11177264524
93174724268
101241344340
11587785415
122a7882698
1316a23bba2
14bac12d6c
1573ea5ae5
hex49fd6954

1241344340 has 12 divisors (see below), whose sum is σ = 2606823156. Its totient is φ = 496537728.

The previous prime is 1241344319. The next prime is 1241344387. The reversal of 1241344340 is 434431421.

It can be written as a sum of positive squares in 2 ways, for example, as 341584324 + 899760016 = 18482^2 + 29996^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31033589 + ... + 31033628.

It is an arithmetic number, because the mean of its divisors is an integer number (217235263).

Almost surely, 21241344340 is an apocalyptic number.

1241344340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1241344340 is an abundant number, since it is smaller than the sum of its proper divisors (1365478816).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1241344340 is a wasteful number, since it uses less digits than its factorization.

1241344340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62067226 (or 62067224 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

The square root of 1241344340 is about 35232.7168977926. The cubic root of 1241344340 is about 1074.7251765475.

Adding to 1241344340 its reverse (434431421), we get a palindrome (1675775761).

The spelling of 1241344340 in words is "one billion, two hundred forty-one million, three hundred forty-four thousand, three hundred forty".

Divisors: 1 2 4 5 10 20 62067217 124134434 248268868 310336085 620672170 1241344340