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5218477 = 111393413
BaseRepresentation
bin10011111010000010101101
3100211010101221
4103322002231
52313442402
6303503341
762233135
oct23720255
910733357
105218477
112a447a0
1218b7b51
131109374
1499bac5
156d1337
hex4fa0ad

5218477 has 8 divisors (see below), whose sum is σ = 5735520. Its totient is φ = 4708560.

The previous prime is 5218471. The next prime is 5218481. The reversal of 5218477 is 7748125.

It is a happy number.

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 5218477 - 27 = 5218349 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5218471) 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, 178 + ... + 3235.

It is an arithmetic number, because the mean of its divisors is an integer number (716940).

Almost surely, 25218477 is an apocalyptic number.

It is an amenable number.

5218477 is a deficient number, since it is larger than the sum of its proper divisors (517043).

5218477 is a wasteful number, since it uses less digits than its factorization.

5218477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3563.

The product of its digits is 15680, while the sum is 34.

The square root of 5218477 is about 2284.3986079491. The cubic root of 5218477 is about 173.4527772220.

It can be divided in two parts, 521 and 8477, that added together give a palindrome (8998).

The spelling of 5218477 in words is "five million, two hundred eighteen thousand, four hundred seventy-seven".

Divisors: 1 11 139 1529 3413 37543 474407 5218477