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141451201 = 173817637
BaseRepresentation
bin10000110111001…
…01111111000001
3100212011110120101
420123211333001
5242202414301
622011442401
73335213113
oct1033457701
9325143511
10141451201
1172933421
123b456401
13233c7a48
1414b013b3
15c641701
hex86e5fc1

141451201 has 4 divisors (see below), whose sum is σ = 142269012. Its totient is φ = 140633392.

The previous prime is 141451199. The next prime is 141451231. The reversal of 141451201 is 102154141.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 102154141 = 106196281.

It can be written as a sum of positive squares in 2 ways, for example, as 75272976 + 66178225 = 8676^2 + 8135^2 .

It is a cyclic number.

It is not a de Polignac number, because 141451201 - 21 = 141451199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (141451231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 408646 + ... + 408991.

It is an arithmetic number, because the mean of its divisors is an integer number (35567253).

Almost surely, 2141451201 is an apocalyptic number.

It is an amenable number.

141451201 is a deficient number, since it is larger than the sum of its proper divisors (817811).

141451201 is an equidigital number, since it uses as much as digits as its factorization.

141451201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 817810.

The product of its (nonzero) digits is 160, while the sum is 19.

The square root of 141451201 is about 11893.3259015298. The cubic root of 141451201 is about 521.0373780628.

It can be divided in two parts, 14145120 and 1, that added together give a square (14145121 = 37612).

The spelling of 141451201 in words is "one hundred forty-one million, four hundred fifty-one thousand, two hundred one".

Divisors: 1 173 817637 141451201