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141305117 = 160787931
BaseRepresentation
bin10000110110000…
…10010100011101
3100211220001011212
420123002110131
5242133230432
622004354205
73334034162
oct1033022435
9324801155
10141305117
1172843698
123b3a5965
13233763c5
1414aa4069
15c6132b2
hex86c251d

141305117 has 4 divisors (see below), whose sum is σ = 141394656. Its totient is φ = 141215580.

The previous prime is 141305107. The next prime is 141305119. The reversal of 141305117 is 711503141.

It is a happy number.

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 not a de Polignac number, because 141305117 - 26 = 141305053 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 141305092 and 141305101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141305119) 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, 42359 + ... + 45572.

It is an arithmetic number, because the mean of its divisors is an integer number (35348664).

Almost surely, 2141305117 is an apocalyptic number.

It is an amenable number.

141305117 is a deficient number, since it is larger than the sum of its proper divisors (89539).

141305117 is an equidigital number, since it uses as much as digits as its factorization.

141305117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89538.

The product of its (nonzero) digits is 420, while the sum is 23.

The square root of 141305117 is about 11887.1828874633. The cubic root of 141305117 is about 520.8579488284.

Adding to 141305117 its reverse (711503141), we get a palindrome (852808258).

The spelling of 141305117 in words is "one hundred forty-one million, three hundred five thousand, one hundred seventeen".

Divisors: 1 1607 87931 141305117