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3142073 = 11285643
BaseRepresentation
bin1011111111000110111001
312220122010002
423333012321
51301021243
6151202345
735464364
oct13770671
95818102
103142073
111856760
1210763b5
1386021c
145bb0db
15420eb8
hex2ff1b9

3142073 has 4 divisors (see below), whose sum is σ = 3427728. Its totient is φ = 2856420.

The previous prime is 3142043. The next prime is 3142079. The reversal of 3142073 is 3702413.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3142073 - 210 = 3141049 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3142079) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 142811 + ... + 142832.

It is an arithmetic number, because the mean of its divisors is an integer number (856932).

Almost surely, 23142073 is an apocalyptic number.

It is an amenable number.

3142073 is a deficient number, since it is larger than the sum of its proper divisors (285655).

3142073 is a wasteful number, since it uses less digits than its factorization.

3142073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285654.

The product of its (nonzero) digits is 504, while the sum is 20.

The square root of 3142073 is about 1772.5893489469. The cubic root of 3142073 is about 146.4666528641.

Adding to 3142073 its reverse (3702413), we get a palindrome (6844486).

The spelling of 3142073 in words is "three million, one hundred forty-two thousand, seventy-three".

Divisors: 1 11 285643 3142073