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34123407 = 311374469
BaseRepresentation
bin1000001000101…
…0111010001111
32101012122111220
42002022322033
532213422112
63215214423
7563021103
oct202127217
971178456
1034123407
111829746a
12b517413
1370b9a86
144763903
152ee098c
hex208ae8f

34123407 has 4 divisors (see below), whose sum is σ = 45497880. Its totient is φ = 22748936.

The previous prime is 34123393. The next prime is 34123423. The reversal of 34123407 is 70432143.

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 34123407 - 24 = 34123391 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34123447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5687232 + ... + 5687237.

It is an arithmetic number, because the mean of its divisors is an integer number (11374470).

Almost surely, 234123407 is an apocalyptic number.

34123407 is a deficient number, since it is larger than the sum of its proper divisors (11374473).

34123407 is a wasteful number, since it uses less digits than its factorization.

34123407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11374472.

The product of its (nonzero) digits is 2016, while the sum is 24.

The square root of 34123407 is about 5841.5243729698. The cubic root of 34123407 is about 324.3526586088.

The spelling of 34123407 in words is "thirty-four million, one hundred twenty-three thousand, four hundred seven".

Divisors: 1 3 11374469 34123407