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1469013253 = 1977316487
BaseRepresentation
bin101011110001111…
…0101110100000101
310210101012121100021
41113203311310011
511002031411003
6401434015141
751255256321
oct12743656405
93711177307
101469013253
11694246444
1234bb774b1
131a5463116
14dd158981
1588e782bd
hex578f5d05

1469013253 has 4 divisors (see below), whose sum is σ = 1546329760. Its totient is φ = 1391696748.

The previous prime is 1469013239. The next prime is 1469013311. The reversal of 1469013253 is 3523109641.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-1469013253 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 (1469013053) 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 3 ways as a sum of consecutive naturals, for example, 38658225 + ... + 38658262.

It is an arithmetic number, because the mean of its divisors is an integer number (386582440).

Almost surely, 21469013253 is an apocalyptic number.

It is an amenable number.

1469013253 is a deficient number, since it is larger than the sum of its proper divisors (77316507).

1469013253 is an equidigital number, since it uses as much as digits as its factorization.

1469013253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77316506.

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 1469013253 is about 38327.7086844492. The cubic root of 1469013253 is about 1136.7768949765.

The spelling of 1469013253 in words is "one billion, four hundred sixty-nine million, thirteen thousand, two hundred fifty-three".

Divisors: 1 19 77316487 1469013253