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16331434 = 271166531
BaseRepresentation
bin111110010011…
…001010101010
31010201201111221
4332103022222
513140101214
61342012254
7255546340
oct76231252
933651457
1016331434
119245059
12557708a
1334ca692
142251990
151678e24
hexf932aa

16331434 has 8 divisors (see below), whose sum is σ = 27996768. Its totient is φ = 6999180.

The previous prime is 16331429. The next prime is 16331501. The reversal of 16331434 is 43413361.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 16331399 and 16331408.

It is an unprimeable number.

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, 583252 + ... + 583279.

It is an arithmetic number, because the mean of its divisors is an integer number (3499596).

Almost surely, 216331434 is an apocalyptic number.

16331434 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

16331434 is a deficient number, since it is larger than the sum of its proper divisors (11665334).

16331434 is a wasteful number, since it uses less digits than its factorization.

16331434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1166540.

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

The square root of 16331434 is about 4041.2168959362. The cubic root of 16331434 is about 253.7122519014.

Adding to 16331434 its reverse (43413361), we get a palindrome (59744795).

The spelling of 16331434 in words is "sixteen million, three hundred thirty-one thousand, four hundred thirty-four".

Divisors: 1 2 7 14 1166531 2333062 8165717 16331434