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5224520551 = 31262164301
BaseRepresentation
bin1001101110110011…
…11101101101100111
3111111002212010212011
410313121331231213
541144434124201
62222231335051
7243316456225
oct46731755547
914432763764
105224520551
112241118688
121019821487
1365351caa3
14377c27b15
15208a06151
hex13767db67

5224520551 has 8 divisors (see below), whose sum is σ = 5395195008. Its totient is φ = 5053980000.

The previous prime is 5224520537. The next prime is 5224520579. The reversal of 5224520551 is 1550254225.

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 5224520551 - 217 = 5224389479 is a prime.

It is a super-2 number, since 2×52245205512 = 54591229975642687202, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5224520531) 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, 49101 + ... + 113401.

It is an arithmetic number, because the mean of its divisors is an integer number (674399376).

Almost surely, 25224520551 is an apocalyptic number.

5224520551 is a deficient number, since it is larger than the sum of its proper divisors (170674457).

5224520551 is a wasteful number, since it uses less digits than its factorization.

5224520551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66953.

The product of its (nonzero) digits is 20000, while the sum is 31.

The square root of 5224520551 is about 72280.8449798423. The cubic root of 5224520551 is about 1735.1971030715.

Adding to 5224520551 its reverse (1550254225), we get a palindrome (6774774776).

The spelling of 5224520551 in words is "five billion, two hundred twenty-four million, five hundred twenty thousand, five hundred fifty-one".

Divisors: 1 31 2621 64301 81251 1993331 168532921 5224520551