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141830 = 25131091
BaseRepresentation
bin100010101000000110
321012112222
4202220012
514014310
63012342
71130333
oct425006
9235488
10141830
1197617
126a0b2
134c730
143998a
152c055
hex22a06

141830 has 16 divisors (see below), whose sum is σ = 275184. Its totient is φ = 52320.

The previous prime is 141829. The next prime is 141833. The reversal of 141830 is 38141.

It is a happy number.

It is an alternating number because its digits alternate between odd and even.

It is a junction number, because it is equal to n+sod(n) for n = 141799 and 141808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141833) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 416 + ... + 675.

It is an arithmetic number, because the mean of its divisors is an integer number (17199).

2141830 is an apocalyptic number.

141830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

141830 is a deficient number, since it is larger than the sum of its proper divisors (133354).

141830 is a wasteful number, since it uses less digits than its factorization.

141830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1111.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 141830 is about 376.6032394975. The cubic root of 141830 is about 52.1502067221.

Adding to 141830 its reverse (38141), we get a palindrome (179971).

The spelling of 141830 in words is "one hundred forty-one thousand, eight hundred thirty".

Divisors: 1 2 5 10 13 26 65 130 1091 2182 5455 10910 14183 28366 70915 141830