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3142087 = 131912721
BaseRepresentation
bin1011111111000111000111
312220122010121
423333013013
51301021322
6151202411
735464414
oct13770707
95818117
103142087
111856773
121076407
13860230
145bb10b
15420ec7
hex2ff1c7

3142087 has 8 divisors (see below), whose sum is σ = 3562160. Its totient is φ = 2747520.

The previous prime is 3142079. The next prime is 3142123. The reversal of 3142087 is 7802413.

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

It is a cyclic number.

It is not a de Polignac number, because 3142087 - 23 = 3142079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3142187) 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, 6114 + ... + 6607.

It is an arithmetic number, because the mean of its divisors is an integer number (445270).

Almost surely, 23142087 is an apocalyptic number.

3142087 is a deficient number, since it is larger than the sum of its proper divisors (420073).

3142087 is a wasteful number, since it uses less digits than its factorization.

3142087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12753.

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 3142087 is about 1772.5932979677. The cubic root of 3142087 is about 146.4668703989.

It can be divided in two parts, 314 and 2087, that added together give a 4-th power (2401 = 74).

The spelling of 3142087 in words is "three million, one hundred forty-two thousand, eighty-seven".

Divisors: 1 13 19 247 12721 165373 241699 3142087