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132105007 = 237155717
BaseRepresentation
bin1111101111111…
…00001100101111
3100012120122000001
413313330030233
5232304330012
621035245131
73162605536
oct767741457
9305518001
10132105007
116862a4a1
12382a97a7
13214a4958
141378b31d
15b8e7357
hex7dfc32f

132105007 has 4 divisors (see below), whose sum is σ = 132163096. Its totient is φ = 132046920.

The previous prime is 132104969. The next prime is 132105047. The reversal of 132105007 is 700501231.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 700501231 = 1514639081.

It is a cyclic number.

It is not a de Polignac number, because 132105007 - 27 = 132104879 is a prime.

It is a super-3 number, since 3×1321050073 (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132105047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25488 + ... + 30229.

It is an arithmetic number, because the mean of its divisors is an integer number (33040774).

Almost surely, 2132105007 is an apocalyptic number.

132105007 is a deficient number, since it is larger than the sum of its proper divisors (58089).

132105007 is an equidigital number, since it uses as much as digits as its factorization.

132105007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58088.

The product of its (nonzero) digits is 210, while the sum is 19.

The square root of 132105007 is about 11493.6942277059. The cubic root of 132105007 is about 509.2993158758.

Adding to 132105007 its reverse (700501231), we get a palindrome (832606238).

The spelling of 132105007 in words is "one hundred thirty-two million, one hundred five thousand, seven".

Divisors: 1 2371 55717 132105007