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141240169 = 7113178559
BaseRepresentation
bin10000110101100…
…10011101101001
3100211202202002101
420122302131221
5242124141134
622003133401
73333343630
oct1032623551
9324682071
10141240169
11727a9914
123b374261
1323352985
1414a88517
15c5ede14
hex86b2769

141240169 has 8 divisors (see below), whose sum is σ = 162846720. Its totient is φ = 119990976.

The previous prime is 141240163. The next prime is 141240257. The reversal of 141240169 is 961042141.

141240169 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 141240169 - 213 = 141231977 is a prime.

It is a super-2 number, since 2×1412401692 = 39897570678297122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (141240163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88489 + ... + 90070.

It is an arithmetic number, because the mean of its divisors is an integer number (20355840).

Almost surely, 2141240169 is an apocalyptic number.

It is an amenable number.

141240169 is a deficient number, since it is larger than the sum of its proper divisors (21606551).

141240169 is a wasteful number, since it uses less digits than its factorization.

141240169 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178679.

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 141240169 is about 11884.4507235295. The cubic root of 141240169 is about 520.7781360399.

The spelling of 141240169 in words is "one hundred forty-one million, two hundred forty thousand, one hundred sixty-nine".

Divisors: 1 7 113 791 178559 1249913 20177167 141240169