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34126931 = 71480661
BaseRepresentation
bin1000001000101…
…1110001010011
32101012211100102
42002023301103
532214030211
63215243015
7563034266
oct202136123
971184312
1034126931
111829a083
12b51946b
1370bb567
144764cdd
152ee1a3b
hex208bc53

34126931 has 4 divisors (see below), whose sum is σ = 34607664. Its totient is φ = 33646200.

The previous prime is 34126909. The next prime is 34126949. The reversal of 34126931 is 13962143.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 34126931 - 26 = 34126867 is a prime.

It is a super-2 number, since 2×341269312 = 2329294838957522, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 34126894 and 34126903.

It is not an unprimeable number, because it can be changed into a prime (34126231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 240260 + ... + 240401.

It is an arithmetic number, because the mean of its divisors is an integer number (8651916).

Almost surely, 234126931 is an apocalyptic number.

34126931 is a deficient number, since it is larger than the sum of its proper divisors (480733).

34126931 is an equidigital number, since it uses as much as digits as its factorization.

34126931 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480732.

The product of its digits is 3888, while the sum is 29.

The square root of 34126931 is about 5841.8259987781. The cubic root of 34126931 is about 324.3638237642.

It can be divided in two parts, 341 and 26931, that added together give a palindrome (27272).

The spelling of 34126931 in words is "thirty-four million, one hundred twenty-six thousand, nine hundred thirty-one".

Divisors: 1 71 480661 34126931