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3142012 = 22785503
BaseRepresentation
bin1011111111000101111100
312220122000211
423333011330
51301021022
6151202204
735464246
oct13770574
95818024
103142012
111856705
121076364
138601a3
145bb096
15420e77
hex2ff17c

3142012 has 6 divisors (see below), whose sum is σ = 5498528. Its totient is φ = 1571004.

The previous prime is 3141959. The next prime is 3142019. The reversal of 3142012 is 2102413.

It is a super-4 number, since 4×31420124 (a number of 27 digits) contains 4444 as substring.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 3141983 and 3142001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3142019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 392748 + ... + 392755.

Almost surely, 23142012 is an apocalyptic number.

It is an amenable number.

3142012 is a deficient number, since it is larger than the sum of its proper divisors (2356516).

3142012 is a wasteful number, since it uses less digits than its factorization.

3142012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 785507 (or 785505 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 3142012 is about 1772.5721423965. The cubic root of 3142012 is about 146.4657050266.

Adding to 3142012 its reverse (2102413), we get a palindrome (5244425).

The spelling of 3142012 in words is "three million, one hundred forty-two thousand, twelve".

Divisors: 1 2 4 785503 1571006 3142012