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141712557 = 3729191049
BaseRepresentation
bin10000111001001…
…01110010101101
3100212122202002020
420130211302231
5242234300212
622021220353
73340352100
oct1034456255
9325582066
10141712557
1172aa1818
123b5616b9
13234899ac
1414b6c737
15c693d8c
hex8725cad

141712557 has 24 divisors (see below), whose sum is σ = 220248000. Its totient is φ = 80813376.

The previous prime is 141712547. The next prime is 141712573. The reversal of 141712557 is 755217141.

141712557 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 141712557 - 27 = 141712429 is a prime.

It is a super-2 number, since 2×1417125572 = 40164897622956498, which contains 22 as substring.

It is a plaindrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141712517) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 134569 + ... + 135617.

It is an arithmetic number, because the mean of its divisors is an integer number (9177000).

Almost surely, 2141712557 is an apocalyptic number.

It is an amenable number.

141712557 is a deficient number, since it is larger than the sum of its proper divisors (78535443).

141712557 is a wasteful number, since it uses less digits than its factorization.

141712557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1985 (or 1978 counting only the distinct ones).

The product of its digits is 9800, while the sum is 33.

The square root of 141712557 is about 11904.3083377406. The cubic root of 141712557 is about 521.3580833900.

Adding to 141712557 its reverse (755217141), we get a palindrome (896929698).

The spelling of 141712557 in words is "one hundred forty-one million, seven hundred twelve thousand, five hundred fifty-seven".

Divisors: 1 3 7 21 49 147 919 1049 2757 3147 6433 7343 19299 22029 45031 51401 135093 154203 964031 2892093 6748217 20244651 47237519 141712557