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101427 = 333809
BaseRepresentation
bin11000110000110011
312011010120
4120300303
511221202
62101323
7601464
oct306063
9164116
10101427
116a227
124a843
1337221
1428d6b
15200bc
hex18c33

101427 has 4 divisors (see below), whose sum is σ = 135240. Its totient is φ = 67616.

The previous prime is 101419. The next prime is 101429. The reversal of 101427 is 724101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 101427 - 23 = 101419 is a prime.

It is a D-number.

It is a zygodrome in base 2.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 101427.

It is not an unprimeable number, because it can be changed into a prime (101429) 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, 16902 + ... + 16907.

It is an arithmetic number, because the mean of its divisors is an integer number (33810).

2101427 is an apocalyptic number.

101427 is a deficient number, since it is larger than the sum of its proper divisors (33813).

101427 is an equidigital number, since it uses as much as digits as its factorization.

101427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33812.

The product of its (nonzero) digits is 56, while the sum is 15.

The square root of 101427 is about 318.4760587548. The cubic root of 101427 is about 46.6356312921.

Adding to 101427 its reverse (724101), we get a palindrome (825528).

It can be divided in two parts, 101 and 427, that added together give a triangular number (528 = T32).

The spelling of 101427 in words is "one hundred one thousand, four hundred twenty-seven", and thus it is an iban number.

Divisors: 1 3 33809 101427