Search a number
-
+
2450142 = 233172157
BaseRepresentation
bin1001010110001011011110
311121110222000
421112023132
51111401032
6124303130
726553162
oct11261336
94543860
102450142
111423912
129a1aa6
1367a2b6
1447aca2
15335e7c
hex2562de

2450142 has 48 divisors (see below), whose sum is σ = 5820720. Its totient is φ = 763776.

The previous prime is 2450141. The next prime is 2450143. The reversal of 2450142 is 2410542.

It is an interprime number because it is at equal distance from previous prime (2450141) and next prime (2450143).

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 (2450141) 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, 15528 + ... + 15684.

It is an arithmetic number, because the mean of its divisors is an integer number (121265).

22450142 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2450142, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2910360).

2450142 is an abundant number, since it is smaller than the sum of its proper divisors (3370578).

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

2450142 is a wasteful number, since it uses less digits than its factorization.

2450142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202 (or 179 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 2450142 is about 1565.2929438287. The cubic root of 2450142 is about 134.8125794305.

Adding to 2450142 its reverse (2410542), we get a palindrome (4860684).

The spelling of 2450142 in words is "two million, four hundred fifty thousand, one hundred forty-two".

Divisors: 1 2 3 6 9 17 18 27 34 51 54 102 153 157 289 306 314 459 471 578 867 918 942 1413 1734 2601 2669 2826 4239 5202 5338 7803 8007 8478 15606 16014 24021 45373 48042 72063 90746 136119 144126 272238 408357 816714 1225071 2450142