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5254424021 = 711136749919
BaseRepresentation
bin1001110010011000…
…00010010111010101
3111120012010101201002
410321030002113111
541230113032041
62225220313045
7244131603320
oct47114022725
914505111632
105254424021
112256a925a0
121027842785
1365978cb52
1437bbad7b7
1520b46159b
hex1393025d5

5254424021 has 16 divisors (see below), whose sum is σ = 6555893760. Its totient is φ = 4091279280.

The previous prime is 5254423997. The next prime is 5254424041. The reversal of 5254424021 is 1204244525.

It is not a de Polignac number, because 5254424021 - 218 = 5254161877 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5254424041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80300 + ... + 130218.

It is an arithmetic number, because the mean of its divisors is an integer number (409743360).

Almost surely, 25254424021 is an apocalyptic number.

It is an amenable number.

5254424021 is a deficient number, since it is larger than the sum of its proper divisors (1301469739).

5254424021 is a wasteful number, since it uses less digits than its factorization.

5254424021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51304.

The product of its (nonzero) digits is 12800, while the sum is 29.

The square root of 5254424021 is about 72487.4059475162. The cubic root of 5254424021 is about 1738.5013763277.

Adding to 5254424021 its reverse (1204244525), we get a palindrome (6458668546).

The spelling of 5254424021 in words is "five billion, two hundred fifty-four million, four hundred twenty-four thousand, twenty-one".

Divisors: 1 7 11 77 1367 9569 15037 49919 105259 349433 549109 3843763 68239273 477674911 750632003 5254424021