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5498862409 = 19289413811
BaseRepresentation
bin1010001111100000…
…11111101101001001
3112012020002011010201
411013300133231021
542230202044114
62305351412201
7253160362555
oct50760375511
915166064121
105498862409
112371a67797
121095684061
13698305c51
143a243c865
15222b47874
hex147c1fb49

5498862409 has 4 divisors (see below), whose sum is σ = 5788276240. Its totient is φ = 5209448580.

The previous prime is 5498862407. The next prime is 5498862427. The reversal of 5498862409 is 9042688945.

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 5498862409 - 21 = 5498862407 is a prime.

It is a super-2 number, since 2×54988624092 = 60474975586226566562, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5498862409.

It is not an unprimeable number, because it can be changed into a prime (5498862401) 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, 144706887 + ... + 144706924.

It is an arithmetic number, because the mean of its divisors is an integer number (1447069060).

Almost surely, 25498862409 is an apocalyptic number.

It is an amenable number.

5498862409 is a deficient number, since it is larger than the sum of its proper divisors (289413831).

5498862409 is a wasteful number, since it uses less digits than its factorization.

5498862409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289413830.

The product of its (nonzero) digits is 4976640, while the sum is 55.

The square root of 5498862409 is about 74154.3148373714. The cubic root of 5498862409 is about 1765.0524594990.

The spelling of 5498862409 in words is "five billion, four hundred ninety-eight million, eight hundred sixty-two thousand, four hundred nine".

Divisors: 1 19 289413811 5498862409