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4903198397 = 23213182539
BaseRepresentation
bin1001001000100000…
…01101111010111101
3110122201020021201122
410210100031322331
540020204322042
62130312320325
7232335333026
oct44420157275
913581207648
104903198397
112096800589
12b4a0a30a5
13601a97b36
143472a3c4d
151da6d47d2
hex12440debd

4903198397 has 4 divisors (see below), whose sum is σ = 5116380960. Its totient is φ = 4690015836.

The previous prime is 4903198369. The next prime is 4903198409. The reversal of 4903198397 is 7938913094.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 4903198397 - 28 = 4903198141 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 (4903192397) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106591247 + ... + 106591292.

It is an arithmetic number, because the mean of its divisors is an integer number (1279095240).

Almost surely, 24903198397 is an apocalyptic number.

It is an amenable number.

4903198397 is a deficient number, since it is larger than the sum of its proper divisors (213182563).

4903198397 is a wasteful number, since it uses less digits than its factorization.

4903198397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213182562.

The product of its (nonzero) digits is 1469664, while the sum is 53.

The square root of 4903198397 is about 70022.8419660328. The cubic root of 4903198397 is about 1698.8687279802.

The spelling of 4903198397 in words is "four billion, nine hundred three million, one hundred ninety-eight thousand, three hundred ninety-seven".

Divisors: 1 23 213182539 4903198397