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331413347 = 1073838087
BaseRepresentation
bin10011110000001…
…111011101100011
3212002121112122102
4103300033131203
51134320211342
652515201015
711132652446
oct2360173543
9762545572
10331413347
1116008a831
1292ba616b
1353879195
143202d65d
151e166832
hex13c0f763

331413347 has 8 divisors (see below), whose sum is σ = 335425536. Its totient is φ = 327418312.

The previous prime is 331413311. The next prime is 331413349. The reversal of 331413347 is 743314133.

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 331413347 - 28 = 331413091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (331413349) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36938 + ... + 45024.

It is an arithmetic number, because the mean of its divisors is an integer number (41928192).

Almost surely, 2331413347 is an apocalyptic number.

331413347 is a deficient number, since it is larger than the sum of its proper divisors (4012189).

331413347 is a wasteful number, since it uses less digits than its factorization.

331413347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8577.

The product of its digits is 9072, while the sum is 29.

The square root of 331413347 is about 18204.7616573247. The cubic root of 331413347 is about 692.0274659986.

It can be divided in two parts, 3314 and 13347, that added together give a palindrome (16661).

The spelling of 331413347 in words is "three hundred thirty-one million, four hundred thirteen thousand, three hundred forty-seven".

Divisors: 1 107 383 8087 40981 865309 3097321 331413347