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3115441 = 729103149
BaseRepresentation
bin1011111000100110110001
312212021120201
423320212301
51244143231
6150435201
735323630
oct13704661
95767521
103115441
11183874a
121062b01
13851074
145b1517
15418161
hex2f89b1

3115441 has 16 divisors (see below), whose sum is σ = 3744000. Its totient is φ = 2536128.

The previous prime is 3115439. The next prime is 3115451. The reversal of 3115441 is 1445113.

It is not a de Polignac number, because 3115441 - 21 = 3115439 is a prime.

It is a super-3 number, since 3×31154413 = 90715155177557133363, which contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3115451) 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, 20835 + ... + 20983.

It is an arithmetic number, because the mean of its divisors is an integer number (234000).

Almost surely, 23115441 is an apocalyptic number.

It is an amenable number.

3115441 is a deficient number, since it is larger than the sum of its proper divisors (628559).

3115441 is a wasteful number, since it uses less digits than its factorization.

3115441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288.

The product of its digits is 240, while the sum is 19.

The square root of 3115441 is about 1765.0611887411. The cubic root of 3115441 is about 146.0516643328.

The spelling of 3115441 in words is "three million, one hundred fifteen thousand, four hundred forty-one".

Divisors: 1 7 29 103 149 203 721 1043 2987 4321 15347 20909 30247 107429 445063 3115441