Search a number
-
+
1155126 = 23723929
BaseRepresentation
bin100011010000000110110
32011200112110
410122000312
5243431001
640431450
712550500
oct4320066
92150473
101155126
11719955
12478586
13315a0b
14220d70
1517c3d6
hex11a036

1155126 has 24 divisors (see below), whose sum is σ = 2688120. Its totient is φ = 329952.

The previous prime is 1155107. The next prime is 1155127. The reversal of 1155126 is 6215511.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1155127) 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, 1671 + ... + 2258.

It is an arithmetic number, because the mean of its divisors is an integer number (112005).

21155126 is an apocalyptic number.

1155126 is an abundant number, since it is smaller than the sum of its proper divisors (1532994).

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

1155126 is a wasteful number, since it uses less digits than its factorization.

1155126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3948 (or 3941 counting only the distinct ones).

The product of its digits is 300, while the sum is 21.

The square root of 1155126 is about 1074.7678819168. The cubic root of 1155126 is about 104.9243900111.

It can be divided in two parts, 1155 and 126, that multiplied together give a triangular number (145530 = T539).

The spelling of 1155126 in words is "one million, one hundred fifty-five thousand, one hundred twenty-six".

Divisors: 1 2 3 6 7 14 21 42 49 98 147 294 3929 7858 11787 23574 27503 55006 82509 165018 192521 385042 577563 1155126