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34233436087 = 80942315743
BaseRepresentation
bin11111111000011110…
…001100011110110111
310021100210020201221021
4133320132030132313
51030102224423322
623420541202011
72321223256054
oct377036143667
9107323221837
1034233436087
1113577978244
126774860307
1332c7479a76
14192a7a602b
15d556104c7
hex7f878c7b7

34233436087 has 4 divisors (see below), whose sum is σ = 34275752640. Its totient is φ = 34191119536.

The previous prime is 34233436079. The next prime is 34233436093. The reversal of 34233436087 is 78063433243.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 78063433243 = 103975133237.

It is a cyclic number.

It is not a de Polignac number, because 34233436087 - 23 = 34233436079 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 (34233436387) 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, 21157063 + ... + 21158680.

It is an arithmetic number, because the mean of its divisors is an integer number (8568938160).

Almost surely, 234233436087 is an apocalyptic number.

34233436087 is a deficient number, since it is larger than the sum of its proper divisors (42316553).

34233436087 is an equidigital number, since it uses as much as digits as its factorization.

34233436087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42316552.

The product of its (nonzero) digits is 870912, while the sum is 43.

The spelling of 34233436087 in words is "thirty-four billion, two hundred thirty-three million, four hundred thirty-six thousand, eighty-seven".

Divisors: 1 809 42315743 34233436087