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34380331 = 231579521
BaseRepresentation
bin1000001100100…
…1101000101011
32101200200221121
42003021220223
532300132311
63224520111
7565141126
oct203115053
971620847
1034380331
11184524a7
12b620037
1371799bb
1447cd3bd
153041b71
hex20c9a2b

34380331 has 8 divisors (see below), whose sum is σ = 36107424. Its totient is φ = 32672640.

The previous prime is 34380323. The next prime is 34380347. The reversal of 34380331 is 13308343.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 34380331 - 23 = 34380323 is a prime.

It is a super-2 number, since 2×343803312 = 2364014319339122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 34380296 and 34380305.

It is not an unprimeable number, because it can be changed into a prime (34380301) 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 7 ways as a sum of consecutive naturals, for example, 1150 + ... + 8371.

It is an arithmetic number, because the mean of its divisors is an integer number (4513428).

Almost surely, 234380331 is an apocalyptic number.

34380331 is a deficient number, since it is larger than the sum of its proper divisors (1727093).

34380331 is a wasteful number, since it uses less digits than its factorization.

34380331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9701.

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 34380331 is about 5863.4743113618. The cubic root of 34380331 is about 325.1646692149.

Adding to 34380331 its reverse (13308343), we get a palindrome (47688674).

The spelling of 34380331 in words is "thirty-four million, three hundred eighty thousand, three hundred thirty-one".

Divisors: 1 23 157 3611 9521 218983 1494797 34380331