Search a number
-
+
3142095 = 3511137139
BaseRepresentation
bin1011111111000111001111
312220122010220
423333013033
51301021340
6151202423
735464425
oct13770717
95818126
103142095
111856780
121076413
13860238
145bb115
15420ed0
hex2ff1cf

3142095 has 32 divisors (see below), whose sum is σ = 5564160. Its totient is φ = 1501440.

The previous prime is 3142079. The next prime is 3142123. The reversal of 3142095 is 5902413.

It is not a de Polignac number, because 3142095 - 24 = 3142079 is a prime.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22536 + ... + 22674.

It is an arithmetic number, because the mean of its divisors is an integer number (173880).

Almost surely, 23142095 is an apocalyptic number.

3142095 is a deficient number, since it is larger than the sum of its proper divisors (2422065).

3142095 is a wasteful number, since it uses less digits than its factorization.

3142095 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 295.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 3142095 is about 1772.5955545471. The cubic root of 3142095 is about 146.4669947041.

The spelling of 3142095 in words is "three million, one hundred forty-two thousand, ninety-five".

Divisors: 1 3 5 11 15 33 55 137 139 165 411 417 685 695 1507 1529 2055 2085 4521 4587 7535 7645 19043 22605 22935 57129 95215 209473 285645 628419 1047365 3142095