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141764401 = 1311082171
BaseRepresentation
bin10000111001100…
…10011100110001
3100212202101012101
420130302130301
5242242430101
622022300401
73340656202
oct1034623461
9325671171
10141764401
1173027769
123b587701
13234a747c
1414b835a9
15c6a4401
hex8732731

141764401 has 4 divisors (see below), whose sum is σ = 142846704. Its totient is φ = 140682100.

The previous prime is 141764369. The next prime is 141764417. The reversal of 141764401 is 104467141.

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 141764401 - 25 = 141764369 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 141764401.

It is not an unprimeable number, because it can be changed into a prime (141768401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 540955 + ... + 541216.

It is an arithmetic number, because the mean of its divisors is an integer number (35711676).

Almost surely, 2141764401 is an apocalyptic number.

It is an amenable number.

141764401 is a deficient number, since it is larger than the sum of its proper divisors (1082303).

141764401 is a wasteful number, since it uses less digits than its factorization.

141764401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1082302.

The product of its (nonzero) digits is 2688, while the sum is 28.

The square root of 141764401 is about 11906.4856695836. The cubic root of 141764401 is about 521.4216533695.

The spelling of 141764401 in words is "one hundred forty-one million, seven hundred sixty-four thousand, four hundred one".

Divisors: 1 131 1082171 141764401