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3278364049 = 31218472
BaseRepresentation
bin1100001101100111…
…1101110110010001
322110110211011000201
43003121331312101
523203230122144
61301150415201
7144145430452
oct30331756621
98413734021
103278364049
111432607484
12775b01501
134032783ac
14231587129
15142c2c1d4
hexc367dd91

3278364049 has 9 divisors (see below), whose sum is σ = 3389364201. Its totient is φ = 3170892660.

The previous prime is 3278364029. The next prime is 3278364083. The reversal of 3278364049 is 9404638723.

The square root of 3278364049 is 57257.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 3278364049 - 25 = 3278364017 is a prime.

It is a super-3 number, since 3×32783640493 (a number of 30 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3278364029) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1774044 + ... + 1775890.

Almost surely, 23278364049 is an apocalyptic number.

3278364049 is the 57257-th square number.

3278364049 is the 28629-th centered octagonal number.

It is an amenable number.

3278364049 is a deficient number, since it is larger than the sum of its proper divisors (111000152).

3278364049 is an frugal number, since it uses more digits than its factorization.

3278364049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3756 (or 1878 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 46.

The cubic root of 3278364049 is about 1485.5447066272.

The spelling of 3278364049 in words is "three billion, two hundred seventy-eight million, three hundred sixty-four thousand, forty-nine".

Divisors: 1 31 961 1847 57257 1774967 3411409 105753679 3278364049