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34279459453 = 131261675263
BaseRepresentation
bin11111111011001101…
…110000101001111101
310021110222211222010101
4133323031300221331
51030201020200303
623425303441101
72322322412011
oct377315605175
9107428758111
1034279459453
11135a0952288
126788156191
133303b72125
141932946541
15d596a1d1d
hex7fb370a7d

34279459453 has 4 divisors (see below), whose sum is σ = 34541134848. Its totient is φ = 34017784060.

The previous prime is 34279459421. The next prime is 34279459471. The reversal of 34279459453 is 35495497243.

It is a happy number.

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, and also an emirpimes, since its reverse is a distinct semiprime: 35495497243 = 37395162191.

It is a cyclic number.

It is not a de Polignac number, because 34279459453 - 25 = 34279459421 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 34279459394 and 34279459403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34279459553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 130837501 + ... + 130837762.

It is an arithmetic number, because the mean of its divisors is an integer number (8635283712).

Almost surely, 234279459453 is an apocalyptic number.

It is an amenable number.

34279459453 is a deficient number, since it is larger than the sum of its proper divisors (261675395).

34279459453 is a wasteful number, since it uses less digits than its factorization.

34279459453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261675394.

The product of its digits is 16329600, while the sum is 55.

The spelling of 34279459453 in words is "thirty-four billion, two hundred seventy-nine million, four hundred fifty-nine thousand, four hundred fifty-three".

Divisors: 1 131 261675263 34279459453