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554140201 = 724376507
BaseRepresentation
bin100001000001111…
…000001000101001
31102121201020110011
4201001320020221
52113324441301
6130553051521
716506054046
oct4101701051
91377636404
10554140201
1126488580a
121356b6ba1
138aa5cb14
145384a1cd
15339aea51
hex21078229

554140201 has 4 divisors (see below), whose sum is σ = 554223952. Its totient is φ = 554056452.

The previous prime is 554140189. The next prime is 554140229. The reversal of 554140201 is 102041455.

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 554140201 - 29 = 554139689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (554140271) 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, 31011 + ... + 45496.

It is an arithmetic number, because the mean of its divisors is an integer number (138555988).

Almost surely, 2554140201 is an apocalyptic number.

It is an amenable number.

554140201 is a deficient number, since it is larger than the sum of its proper divisors (83751).

554140201 is an equidigital number, since it uses as much as digits as its factorization.

554140201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83750.

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 554140201 is about 23540.1826883310. The cubic root of 554140201 is about 821.3719848577.

Adding to 554140201 its reverse (102041455), we get a palindrome (656181656).

The spelling of 554140201 in words is "five hundred fifty-four million, one hundred forty thousand, two hundred one".

Divisors: 1 7243 76507 554140201