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3095742 = 231324371
BaseRepresentation
bin1011110011110010111110
312211021120010
423303302332
51243030432
6150204050
735212326
oct13636276
95737503
103095742
111824971
121053626
13845100
145a8286
154123cc
hex2f3cbe

3095742 has 48 divisors (see below), whose sum is σ = 6956928. Its totient is φ = 917280.

The previous prime is 3095723. The next prime is 3095747. The reversal of 3095742 is 2475903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3095747) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 43567 + ... + 43637.

It is an arithmetic number, because the mean of its divisors is an integer number (144936).

Almost surely, 23095742 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3095742, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3478464).

3095742 is an abundant number, since it is smaller than the sum of its proper divisors (3861186).

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

3095742 is a wasteful number, since it uses less digits than its factorization.

3095742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145 (or 132 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 30.

The square root of 3095742 is about 1759.4720799149. The cubic root of 3095742 is about 145.7431839757.

The spelling of 3095742 in words is "three million, ninety-five thousand, seven hundred forty-two".

Divisors: 1 2 3 6 13 26 39 43 71 78 86 129 142 169 213 258 338 426 507 559 923 1014 1118 1677 1846 2769 3053 3354 5538 6106 7267 9159 11999 14534 18318 21801 23998 35997 39689 43602 71994 79378 119067 238134 515957 1031914 1547871 3095742