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371201 = 2811321
BaseRepresentation
bin1011010101000000001
3200212012012
41122220001
543334301
611542305
73104135
oct1325001
9625165
10371201
11233986
1215a995
13ccc5c
14993c5
1574ebb
hex5aa01

371201 has 4 divisors (see below), whose sum is σ = 372804. Its totient is φ = 369600.

The previous prime is 371191. The next prime is 371213. The reversal of 371201 is 102173.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 102173 = 831231.

It can be written as a sum of positive squares in 2 ways, for example, as 303601 + 67600 = 551^2 + 260^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-371201 is a prime.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 371201.

It is not an unprimeable number, because it can be changed into a prime (371251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 380 + ... + 941.

It is an arithmetic number, because the mean of its divisors is an integer number (93201).

2371201 is an apocalyptic number.

It is an amenable number.

371201 is a deficient number, since it is larger than the sum of its proper divisors (1603).

371201 is a wasteful number, since it uses less digits than its factorization.

371201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1602.

The product of its (nonzero) digits is 42, while the sum is 14.

The square root of 371201 is about 609.2626691338. The cubic root of 371201 is about 71.8681357024.

Adding to 371201 its reverse (102173), we get a palindrome (473374).

The spelling of 371201 in words is "three hundred seventy-one thousand, two hundred one", and thus it is an iban number.

Divisors: 1 281 1321 371201