Search a number
-
+
4000056 = 233166669
BaseRepresentation
bin1111010000100100111000
321112020001020
433100210320
52011000211
6221422440
745666654
oct17204470
97466036
104000056
112292335
12140aa20
13aa08c8
14761a64
15540306
hex3d0938

4000056 has 16 divisors (see below), whose sum is σ = 10000200. Its totient is φ = 1333344.

The previous prime is 4000043. The next prime is 4000063. The reversal of 4000056 is 6500004.

4000056 is nontrivially palindromic in base 7.

It is a junction number, because it is equal to n+sod(n) for n = 3999999 and 4000044.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83311 + ... + 83358.

Almost surely, 24000056 is an apocalyptic number.

It is an amenable number.

4000056 is an abundant number, since it is smaller than the sum of its proper divisors (6000144).

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

4000056 is a wasteful number, since it uses less digits than its factorization.

4000056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166678 (or 166674 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 4000056 is about 2000.0139999510. The cubic root of 4000056 is about 158.7408459805.

The spelling of 4000056 in words is "four million, fifty-six", and thus it is an aban number and an eban number.

Divisors: 1 2 3 4 6 8 12 24 166669 333338 500007 666676 1000014 1333352 2000028 4000056