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331104004 = 227111075013
BaseRepresentation
bin10011101111000…
…011111100000100
3212002000211022021
4103233003330010
51134230312004
652504412524
711130223540
oct2357037404
9762024267
10331104004
1115a999380
1292a77144
135379b43a
1431d8ca20
151e104d54
hex13bc3f04

331104004 has 24 divisors (see below), whose sum is σ = 722409408. Its totient is φ = 129001440.

The previous prime is 331103989. The next prime is 331104029. The reversal of 331104004 is 400401133.

It is a super-2 number, since 2×3311040042 = 219259722929664032, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 537199 + ... + 537814.

It is an arithmetic number, because the mean of its divisors is an integer number (30100392).

Almost surely, 2331104004 is an apocalyptic number.

It is an amenable number.

331104004 is an abundant number, since it is smaller than the sum of its proper divisors (391305404).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

331104004 is a wasteful number, since it uses less digits than its factorization.

331104004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1075035 (or 1075033 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 331104004 is about 18196.2634625903. The cubic root of 331104004 is about 691.8120849196.

Adding to 331104004 its reverse (400401133), we get a palindrome (731505137).

The spelling of 331104004 in words is "three hundred thirty-one million, one hundred four thousand, four".

Divisors: 1 2 4 7 11 14 22 28 44 77 154 308 1075013 2150026 4300052 7525091 11825143 15050182 23650286 30100364 47300572 82776001 165552002 331104004