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11434120253 = 17679399013
BaseRepresentation
bin10101010011000011…
…01101010000111101
31002111212022111021022
422221201231100331
5141404113322003
65130332513525
7553230263363
oct125141552075
932455274238
1011434120253
114938298866
12227131b8a5
131102b5443a
147a67d7633
1546dc42738
hex2a986d43d

11434120253 has 8 divisors (see below), whose sum is σ = 12108620088. Its totient is φ = 10759832064.

The previous prime is 11434120231. The next prime is 11434120267. The reversal of 11434120253 is 35202143411.

It is a happy number.

11434120253 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 71199844 + 11362920409 = 8438^2 + 106597^2 .

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 11434120253 - 26 = 11434120189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11434120283) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 65975 + ... + 164987.

It is an arithmetic number, because the mean of its divisors is an integer number (1513577511).

Almost surely, 211434120253 is an apocalyptic number.

It is an amenable number.

11434120253 is a deficient number, since it is larger than the sum of its proper divisors (674499835).

11434120253 is an equidigital number, since it uses as much as digits as its factorization.

11434120253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105823.

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 11434120253 its reverse (35202143411), we get a palindrome (46636263664).

The spelling of 11434120253 in words is "eleven billion, four hundred thirty-four million, one hundred twenty thousand, two hundred fifty-three".

Divisors: 1 17 6793 99013 115481 1683221 672595309 11434120253