Search a number
-
+
3142710 = 232534919
BaseRepresentation
bin1011111111010000110110
312220122222200
423333100312
51301031320
6151205330
735466264
oct13772066
95818880
103142710
11185718a
121076846
138605bc
145bb434
15421290
hex2ff436

3142710 has 24 divisors (see below), whose sum is σ = 8171280. Its totient is φ = 838032.

The previous prime is 3142709. The next prime is 3142717. The reversal of 3142710 is 172413.

It is a super-2 number, since 2×31427102 = 19753252288200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3142717) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17370 + ... + 17549.

It is an arithmetic number, because the mean of its divisors is an integer number (340470).

Almost surely, 23142710 is an apocalyptic number.

3142710 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3142710 is an abundant number, since it is smaller than the sum of its proper divisors (5028570).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3142710 is a wasteful number, since it uses less digits than its factorization.

3142710 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34932 (or 34929 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 18.

The square root of 3142710 is about 1772.7690204874. The cubic root of 3142710 is about 146.4765500407.

The spelling of 3142710 in words is "three million, one hundred forty-two thousand, seven hundred ten".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 34919 69838 104757 174595 209514 314271 349190 523785 628542 1047570 1571355 3142710