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34124381 = 179190639
BaseRepresentation
bin1000001000101…
…1001001011101
32101012200211222
42002023021131
532213440011
63215223125
7563023664
oct202131135
971180758
1034124381
1118298175
12b517aa5
1370ba355
144763ddb
152ee0ddb
hex208b25d

34124381 has 4 divisors (see below), whose sum is σ = 34315200. Its totient is φ = 33933564.

The previous prime is 34124317. The next prime is 34124383. The reversal of 34124381 is 18342143.

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.

It is a cyclic number.

It is not a de Polignac number, because 34124381 - 26 = 34124317 is a prime.

It is a super-2 number, since 2×341243812 = 2328946757266322, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 34124381.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34124383) 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, 95141 + ... + 95498.

It is an arithmetic number, because the mean of its divisors is an integer number (8578800).

Almost surely, 234124381 is an apocalyptic number.

It is an amenable number.

34124381 is a deficient number, since it is larger than the sum of its proper divisors (190819).

34124381 is a wasteful number, since it uses less digits than its factorization.

34124381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190818.

The product of its digits is 2304, while the sum is 26.

The square root of 34124381 is about 5841.6077410247. The cubic root of 34124381 is about 324.3557446282.

The spelling of 34124381 in words is "thirty-four million, one hundred twenty-four thousand, three hundred eighty-one".

Divisors: 1 179 190639 34124381