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34923831 = 317691991
BaseRepresentation
bin1000010100111…
…0010100110111
32102201022111020
42011032110313
532420030311
63244312223
7602563515
oct205162467
972638436
1034923831
1118793878
12b842673
13730a1b7
1448d14b5
1530ecc06
hex214e537

34923831 has 16 divisors (see below), whose sum is σ = 49425408. Its totient is φ = 21859200.

The previous prime is 34923829. The next prime is 34923853. The reversal of 34923831 is 13832943.

It is a happy number.

34923831 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 34923831 - 21 = 34923829 is a prime.

It is a super-2 number, since 2×349238312 = 2439347943433122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 34923792 and 34923801.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34923871) 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 15 ways as a sum of consecutive naturals, for example, 34746 + ... + 35736.

It is an arithmetic number, because the mean of its divisors is an integer number (3089088).

Almost surely, 234923831 is an apocalyptic number.

34923831 is a deficient number, since it is larger than the sum of its proper divisors (14501577).

34923831 is a wasteful number, since it uses less digits than its factorization.

34923831 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1702.

The product of its digits is 15552, while the sum is 33.

The square root of 34923831 is about 5909.6388214509. The cubic root of 34923831 is about 326.8691692955.

The spelling of 34923831 in words is "thirty-four million, nine hundred twenty-three thousand, eight hundred thirty-one".

Divisors: 1 3 17 51 691 991 2073 2973 11747 16847 35241 50541 684781 2054343 11641277 34923831