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141107893 = 1103127931
BaseRepresentation
bin10000110100100…
…10001010110101
3100211112000122021
420122102022311
5242110423033
622000233141
73332253163
oct1032221265
9324460567
10141107893
11727194a3
123b30b7b1
13233076c4
1414a52233
15c5c4b2d
hex86922b5

141107893 has 4 divisors (see below), whose sum is σ = 141236928. Its totient is φ = 140978860.

The previous prime is 141107891. The next prime is 141107903. The reversal of 141107893 is 398701141.

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, and also an emirpimes, since its reverse is a distinct semiprime: 398701141 = 478483003.

It is a cyclic number.

It is not a de Polignac number, because 141107893 - 21 = 141107891 is a prime.

It is a super-2 number, since 2×1411078932 = 39822874933798898, which contains 22 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 (141107891) 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, 62863 + ... + 65068.

It is an arithmetic number, because the mean of its divisors is an integer number (35309232).

Almost surely, 2141107893 is an apocalyptic number.

It is an amenable number.

141107893 is a deficient number, since it is larger than the sum of its proper divisors (129035).

141107893 is a wasteful number, since it uses less digits than its factorization.

141107893 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129034.

The product of its (nonzero) digits is 6048, while the sum is 34.

The square root of 141107893 is about 11878.8843331350. The cubic root of 141107893 is about 520.6155100551.

The spelling of 141107893 in words is "one hundred forty-one million, one hundred seven thousand, eight hundred ninety-three".

Divisors: 1 1103 127931 141107893