Search a number
-
+
4902028997 = 7978637127
BaseRepresentation
bin1001001000010111…
…10000011011000101
3110122122000212121112
410210023300123011
540014404411442
62130231254405
7232322362505
oct44413603305
913578025545
104902028997
112096081a38
12b4981a405
13601778798
1434707ba05
151da553082
hex1242f06c5

4902028997 has 8 divisors (see below), whose sum is σ = 4914556416. Its totient is φ = 4889519152.

The previous prime is 4902028993. The next prime is 4902029021. The reversal of 4902028997 is 7998202094.

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 4902028997 - 22 = 4902028993 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 (4902028993) 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, 684248 + ... + 691374.

It is an arithmetic number, because the mean of its divisors is an integer number (614319552).

Almost surely, 24902028997 is an apocalyptic number.

It is an amenable number.

4902028997 is a deficient number, since it is larger than the sum of its proper divisors (12527419).

4902028997 is an equidigital number, since it uses as much as digits as its factorization.

4902028997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8787.

The product of its (nonzero) digits is 653184, while the sum is 50.

The square root of 4902028997 is about 70014.4913357228. The cubic root of 4902028997 is about 1698.7336586582.

The spelling of 4902028997 in words is "four billion, nine hundred two million, twenty-eight thousand, nine hundred ninety-seven".

Divisors: 1 797 863 7127 687811 5680219 6150601 4902028997