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142614 = 23319139
BaseRepresentation
bin100010110100010110
321020122000
4202310112
514030424
63020130
71132533
oct426426
9236560
10142614
119816a
126a646
134cbb4
1439d8a
152c3c9
hex22d16

142614 has 32 divisors (see below), whose sum is σ = 336000. Its totient is φ = 44712.

The previous prime is 142609. The next prime is 142619. The reversal of 142614 is 416241.

It is an interprime number because it is at equal distance from previous prime (142609) and next prime (142619).

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

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 142614.

It is not an unprimeable number, because it can be changed into a prime (142619) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 957 + ... + 1095.

It is an arithmetic number, because the mean of its divisors is an integer number (10500).

2142614 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 142614, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (168000).

142614 is an abundant number, since it is smaller than the sum of its proper divisors (193386).

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

142614 is a wasteful number, since it uses less digits than its factorization.

142614 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169 (or 163 counting only the distinct ones).

The product of its digits is 192, while the sum is 18.

The square root of 142614 is about 377.6426882650. The cubic root of 142614 is about 52.2461212142.

Adding to 142614 its reverse (416241), we get a palindrome (558855).

It can be divided in two parts, 14 and 2614, that added together give a triangular number (2628 = T72).

The spelling of 142614 in words is "one hundred forty-two thousand, six hundred fourteen".

Divisors: 1 2 3 6 9 18 19 27 38 54 57 114 139 171 278 342 417 513 834 1026 1251 2502 2641 3753 5282 7506 7923 15846 23769 47538 71307 142614