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141929 = 711999
BaseRepresentation
bin100010101001101001
321012200122
4202221221
514020204
63013025
71130534
oct425151
9235618
10141929
11976a7
126a175
134c7a8
1439a1b
152c0be
hex22a69

141929 has 4 divisors (see below), whose sum is σ = 144000. Its totient is φ = 139860.

The previous prime is 141917. The next prime is 141931. The reversal of 141929 is 929141.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-141929 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 141898 and 141907.

It is not an unprimeable number, because it can be changed into a prime (141959) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 929 + ... + 1070.

It is an arithmetic number, because the mean of its divisors is an integer number (36000).

2141929 is an apocalyptic number.

It is an amenable number.

141929 is a deficient number, since it is larger than the sum of its proper divisors (2071).

141929 is an equidigital number, since it uses as much as digits as its factorization.

141929 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2070.

The product of its digits is 648, while the sum is 26.

The square root of 141929 is about 376.7346546311. The cubic root of 141929 is about 52.1623378408.

The spelling of 141929 in words is "one hundred forty-one thousand, nine hundred twenty-nine".

Divisors: 1 71 1999 141929