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553465201 = 863641327
BaseRepresentation
bin100000111111010…
…011010101110001
31102120102221112011
4200333103111301
52113141341301
6130530402521
716500243112
oct4077232561
91376387464
10553465201
11264464663
12135430441
138a884803
1453712209
15338c9a51
hex20fd3571

553465201 has 4 divisors (see below), whose sum is σ = 554107392. Its totient is φ = 552823012.

The previous prime is 553465189. The next prime is 553465217. The reversal of 553465201 is 102564355.

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, and also an emirpimes, since its reverse is a distinct semiprime: 102564355 = 520512871.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-553465201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (553465001) 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, 319801 + ... + 321526.

It is an arithmetic number, because the mean of its divisors is an integer number (138526848).

Almost surely, 2553465201 is an apocalyptic number.

It is an amenable number.

553465201 is a deficient number, since it is larger than the sum of its proper divisors (642191).

553465201 is an equidigital number, since it uses as much as digits as its factorization.

553465201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 642190.

The product of its (nonzero) digits is 18000, while the sum is 31.

The square root of 553465201 is about 23525.8411326779. The cubic root of 553465201 is about 821.0383440467.

The spelling of 553465201 in words is "five hundred fifty-three million, four hundred sixty-five thousand, two hundred one".

Divisors: 1 863 641327 553465201