Base | Representation |
---|---|
bin | 10000110111111… |
… | …10111100010111 |
3 | 100212100122210200 |
4 | 20123332330113 |
5 | 242214202211 |
6 | 22013551543 |
7 | 3336120135 |
oct | 1033767427 |
9 | 325318720 |
10 | 141553431 |
11 | 729a3208 |
12 | 3b4a55b3 |
13 | 23432436 |
14 | 14b2a755 |
15 | c661b56 |
hex | 86fef17 |
141553431 has 12 divisors (see below), whose sum is σ = 213356208. Its totient is φ = 90265824.
The previous prime is 141553417. The next prime is 141553457. The reversal of 141553431 is 134355141.
It is a happy number.
It is not a de Polignac number, because 141553431 - 27 = 141553303 is a prime.
It is a super-2 number, since 2×1415534312 = 40074747655743522, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 141553395 and 141553404.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (141553411) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 341710 + ... + 342123.
It is an arithmetic number, because the mean of its divisors is an integer number (17779684).
Almost surely, 2141553431 is an apocalyptic number.
141553431 is a deficient number, since it is larger than the sum of its proper divisors (71802777).
141553431 is a wasteful number, since it uses less digits than its factorization.
141553431 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 683862 (or 683859 counting only the distinct ones).
The product of its digits is 3600, while the sum is 27.
The square root of 141553431 is about 11897.6229138429. The cubic root of 141553431 is about 521.1628696902.
The spelling of 141553431 in words is "one hundred forty-one million, five hundred fifty-three thousand, four hundred thirty-one".
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