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141141401 = 409345089
BaseRepresentation
bin10000110100110…
…10010110011001
3100211120201121022
420122122112121
5242113011101
622001052225
73332452652
oct1032322631
9324521538
10141141401
1172741695
123b327075
1323319a2b
1414a60529
15c5cea1b
hex869a599

141141401 has 4 divisors (see below), whose sum is σ = 141486900. Its totient is φ = 140795904.

The previous prime is 141141391. The next prime is 141141433. The reversal of 141141401 is 104141141.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 86025625 + 55115776 = 9275^2 + 7424^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-141141401 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 141141401.

It is not an unprimeable number, because it can be changed into a prime (141141001) 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, 172136 + ... + 172953.

It is an arithmetic number, because the mean of its divisors is an integer number (35371725).

Almost surely, 2141141401 is an apocalyptic number.

It is an amenable number.

141141401 is a deficient number, since it is larger than the sum of its proper divisors (345499).

141141401 is an equidigital number, since it uses as much as digits as its factorization.

141141401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345498.

The product of its (nonzero) digits is 64, while the sum is 17.

The square root of 141141401 is about 11880.2946512281. The cubic root of 141141401 is about 520.6567158858.

Adding to 141141401 its reverse (104141141), we get a palindrome (245282542).

The spelling of 141141401 in words is "one hundred forty-one million, one hundred forty-one thousand, four hundred one".

Divisors: 1 409 345089 141141401