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3140045 = 51514159
BaseRepresentation
bin1011111110100111001101
312220112022222
423332213031
51300440140
6151145125
735455436
oct13764715
95815288
103140045
111855187
1210751a5
1385c31c
145ba48d
154205b5
hex2fe9cd

3140045 has 8 divisors (see below), whose sum is σ = 3793920. Its totient is φ = 2494800.

The previous prime is 3140041. The next prime is 3140057. The reversal of 3140045 is 5400413.

Adding to 3140045 its reverse (5400413), we get a palindrome (8540458).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3140045 - 22 = 3140041 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3140041) 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, 1325 + ... + 2834.

It is an arithmetic number, because the mean of its divisors is an integer number (474240).

Almost surely, 23140045 is an apocalyptic number.

It is an amenable number.

3140045 is a deficient number, since it is larger than the sum of its proper divisors (653875).

3140045 is a wasteful number, since it uses less digits than its factorization.

3140045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4315.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 3140045 is about 1772.0172121060. The cubic root of 3140045 is about 146.4351345745.

The spelling of 3140045 in words is "three million, one hundred forty thousand, forty-five".

Divisors: 1 5 151 755 4159 20795 628009 3140045