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5421239299 = 74716477931
BaseRepresentation
bin1010000110010000…
…11000110000000011
3111222211000111020201
411003020120300003
542100314124144
62253535550031
7251225526250
oct50310306003
914884014221
105421239299
11233216a363
12107368b317
136851c8708
14395dd4427
1521ae131d4
hex143218c03

5421239299 has 8 divisors (see below), whose sum is σ = 6327525888. Its totient is φ = 4547908680.

The previous prime is 5421239281. The next prime is 5421239321. The reversal of 5421239299 is 9929321245.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5421239299 - 25 = 5421239267 is a prime.

It is a super-2 number, since 2×54212392992 = 58779671074044022802, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5421239279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8238637 + ... + 8239294.

It is an arithmetic number, because the mean of its divisors is an integer number (790940736).

Almost surely, 25421239299 is an apocalyptic number.

5421239299 is a deficient number, since it is larger than the sum of its proper divisors (906286589).

5421239299 is a wasteful number, since it uses less digits than its factorization.

5421239299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16477985.

The product of its digits is 349920, while the sum is 46.

The square root of 5421239299 is about 73629.0655855417. The cubic root of 5421239299 is about 1756.7077852168.

The spelling of 5421239299 in words is "five billion, four hundred twenty-one million, two hundred thirty-nine thousand, two hundred ninety-nine".

Divisors: 1 7 47 329 16477931 115345517 774462757 5421239299