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34190797 = 291178993
BaseRepresentation
bin1000001001101…
…1010111001101
32101100001221211
42002123113031
532223101142
63220454421
7563421424
oct202332715
971301854
1034190797
1118333063
12b54a411
137111654
1447802bb
153005917
hex209b5cd

34190797 has 4 divisors (see below), whose sum is σ = 35369820. Its totient is φ = 33011776.

The previous prime is 34190773. The next prime is 34190833. The reversal of 34190797 is 79709143.

34190797 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 79709143 = 431853701.

It can be written as a sum of positive squares in 2 ways, for example, as 9400356 + 24790441 = 3066^2 + 4979^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-34190797 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 (34191797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 589468 + ... + 589525.

It is an arithmetic number, because the mean of its divisors is an integer number (8842455).

Almost surely, 234190797 is an apocalyptic number.

It is an amenable number.

34190797 is a deficient number, since it is larger than the sum of its proper divisors (1179023).

34190797 is a wasteful number, since it uses less digits than its factorization.

34190797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1179022.

The product of its (nonzero) digits is 47628, while the sum is 40.

The square root of 34190797 is about 5847.2897140470. The cubic root of 34190797 is about 324.5660385554.

The spelling of 34190797 in words is "thirty-four million, one hundred ninety thousand, seven hundred ninety-seven".

Divisors: 1 29 1178993 34190797