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3381279 = 311791297
BaseRepresentation
bin1100111001100000011111
320100210020120
430321200133
51331200104
6200250023
740511646
oct14714037
96323216
103381279
1119aa450
121170913
13915075
1464035d
1546bcd9
hex33981f

3381279 has 16 divisors (see below), whose sum is σ = 4984320. Its totient is φ = 2021760.

The previous prime is 3381271. The next prime is 3381281. The reversal of 3381279 is 9721833.

It is not a de Polignac number, because 3381279 - 23 = 3381271 is a prime.

It is a super-2 number, since 2×33812792 = 22866095351682, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3381271) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1959 + ... + 3255.

It is an arithmetic number, because the mean of its divisors is an integer number (311520).

Almost surely, 23381279 is an apocalyptic number.

3381279 is a deficient number, since it is larger than the sum of its proper divisors (1603041).

3381279 is a wasteful number, since it uses less digits than its factorization.

3381279 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1390.

The product of its digits is 9072, while the sum is 33.

The square root of 3381279 is about 1838.8254403287. The cubic root of 3381279 is about 150.0929645942.

The spelling of 3381279 in words is "three million, three hundred eighty-one thousand, two hundred seventy-nine".

Divisors: 1 3 11 33 79 237 869 1297 2607 3891 14267 42801 102463 307389 1127093 3381279