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558000245 = 51161166319
BaseRepresentation
bin100001010000100…
…110100001110101
31102212222100102202
4201100212201311
52120322001440
6131211514245
716553631605
oct4120464165
91385870382
10558000245
11266a81930
12136a58985
138b7b1a7a
1454172c05
1533ec3615
hex21426875

558000245 has 16 divisors (see below), whose sum is σ = 742452480. Its totient is φ = 399163200.

The previous prime is 558000239. The next prime is 558000251. The reversal of 558000245 is 542000855.

It is an interprime number because it is at equal distance from previous prime (558000239) and next prime (558000251).

It is not a de Polignac number, because 558000245 - 26 = 558000181 is a prime.

It is a super-2 number, since 2×5580002452 = 622728546840120050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79805 + ... + 86514.

It is an arithmetic number, because the mean of its divisors is an integer number (46403280).

Almost surely, 2558000245 is an apocalyptic number.

558000245 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

558000245 is a deficient number, since it is larger than the sum of its proper divisors (184452235).

558000245 is a wasteful number, since it uses less digits than its factorization.

558000245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166396.

The product of its (nonzero) digits is 8000, while the sum is 29.

The square root of 558000245 is about 23622.0288078734. The cubic root of 558000245 is about 823.2747515601.

The spelling of 558000245 in words is "five hundred fifty-eight million, two hundred forty-five", and thus it is an aban number.

Divisors: 1 5 11 55 61 305 671 3355 166319 831595 1829509 9147545 10145459 50727295 111600049 558000245