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554242513 = 11113445891
BaseRepresentation
bin100001000010010…
…001000111010001
31102121220102210111
4201002101013101
52113341230023
6130555201321
716506661246
oct4102210721
91377812714
10554242513
11264945670
12135746241
138aa97566
14538755cd
15339d000d
hex210911d1

554242513 has 8 divisors (see below), whose sum is σ = 609980256. Its totient is φ = 499396800.

The previous prime is 554242511. The next prime is 554242531. The reversal of 554242513 is 315242455.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 554242513 - 21 = 554242511 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (554242511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 221703 + ... + 224188.

It is an arithmetic number, because the mean of its divisors is an integer number (76247532).

Almost surely, 2554242513 is an apocalyptic number.

It is an amenable number.

554242513 is a deficient number, since it is larger than the sum of its proper divisors (55737743).

554242513 is a wasteful number, since it uses less digits than its factorization.

554242513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 446015.

The product of its digits is 24000, while the sum is 31.

The square root of 554242513 is about 23542.3557232491. The cubic root of 554242513 is about 821.4225322577.

Adding to 554242513 its reverse (315242455), we get a palindrome (869484968).

The spelling of 554242513 in words is "five hundred fifty-four million, two hundred forty-two thousand, five hundred thirteen".

Divisors: 1 11 113 1243 445891 4904801 50385683 554242513