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4928101789 = 132691409237
BaseRepresentation
bin1001001011011110…
…01101110110011101
3110201110002111202111
410211233031312131
540043043224124
62133002154021
7233060113462
oct44557156635
913643074674
104928101789
1120a986a8a6
12b564b2911
13606ca7080
1434a707669
151dc9a3494
hex125bcdd9d

4928101789 has 8 divisors (see below), whose sum is σ = 5326919640. Its totient is φ = 4532102976.

The previous prime is 4928101769. The next prime is 4928101807. The reversal of 4928101789 is 9871018294.

It can be written as a sum of positive squares in 4 ways, for example, as 304781764 + 4623320025 = 17458^2 + 67995^2 .

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 4928101789 - 211 = 4928099741 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 (4928101769) 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, 701122 + ... + 708115.

It is an arithmetic number, because the mean of its divisors is an integer number (665864955).

Almost surely, 24928101789 is an apocalyptic number.

It is an amenable number.

4928101789 is a deficient number, since it is larger than the sum of its proper divisors (398817851).

4928101789 is a wasteful number, since it uses less digits than its factorization.

4928101789 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1409519.

The product of its (nonzero) digits is 290304, while the sum is 49.

The square root of 4928101789 is about 70200.4400912131. The cubic root of 4928101789 is about 1701.7400624985.

The spelling of 4928101789 in words is "four billion, nine hundred twenty-eight million, one hundred one thousand, seven hundred eighty-nine".

Divisors: 1 13 269 3497 1409237 18320081 379084753 4928101789