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4971573690 = 235602927487
BaseRepresentation
bin1001010000101010…
…00011000110111010
3110211110220002222220
410220111003012322
540140210324230
62141154024510
7234125451636
oct45025030672
913743802886
104971573690
112121361996
12b68b78136
13612cb7ca5
143523c1dc6
151e16ddd10
hex1285431ba

4971573690 has 32 divisors (see below), whose sum is σ = 11934190080. Its totient is φ = 1325484864.

The previous prime is 4971573667. The next prime is 4971573697. The reversal of 4971573690 is 963751794.

It is a super-2 number, since 2×49715736902 = 49433089910200432200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4971573697) 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, 167127 + ... + 194613.

It is an arithmetic number, because the mean of its divisors is an integer number (372943440).

Almost surely, 24971573690 is an apocalyptic number.

4971573690 is an abundant number, since it is smaller than the sum of its proper divisors (6962616390).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4971573690 is a wasteful number, since it uses less digits than its factorization.

4971573690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33526.

The product of its (nonzero) digits is 1428840, while the sum is 51.

The square root of 4971573690 is about 70509.3872473730. The cubic root of 4971573690 is about 1706.7292323170.

The spelling of 4971573690 in words is "four billion, nine hundred seventy-one million, five hundred seventy-three thousand, six hundred ninety".

Divisors: 1 2 3 5 6 10 15 30 6029 12058 18087 27487 30145 36174 54974 60290 82461 90435 137435 164922 180870 274870 412305 824610 165719123 331438246 497157369 828595615 994314738 1657191230 2485786845 4971573690