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3145452 = 223262121
BaseRepresentation
bin1011111111111011101100
312220210202020
423333323230
51301123302
6151230140
735510262
oct13777354
95823666
103145452
111859252
121078350
1386191b
145bc432
15421ebc
hex2ffeec

3145452 has 12 divisors (see below), whose sum is σ = 7339416. Its totient is φ = 1048480.

The previous prime is 3145447. The next prime is 3145453. The reversal of 3145452 is 2545413.

It is a tau number, because it is divible by the number of its divisors (12).

It is a d-powerful number, because it can be written as 34 + 1 + 48 + 57 + 410 + 59 + 23 .

It is not an unprimeable number, because it can be changed into a prime (3145453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131049 + ... + 131072.

It is an arithmetic number, because the mean of its divisors is an integer number (611618).

Almost surely, 23145452 is an apocalyptic number.

It is an amenable number.

3145452 is an abundant number, since it is smaller than the sum of its proper divisors (4193964).

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

3145452 is a wasteful number, since it uses less digits than its factorization.

3145452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262128 (or 262126 counting only the distinct ones).

The product of its digits is 2400, while the sum is 24.

The square root of 3145452 is about 1773.5422182739. The cubic root of 3145452 is about 146.5191376957.

The spelling of 3145452 in words is "three million, one hundred forty-five thousand, four hundred fifty-two".

Divisors: 1 2 3 4 6 12 262121 524242 786363 1048484 1572726 3145452