Base | Representation |
---|---|
bin | 1101001110001000… |
… | …11010101111000011 |
3 | 200022122222201101122 |
4 | 12213010122233003 |
5 | 104014031423301 |
6 | 3132153022455 |
7 | 340615220426 |
oct | 64704325703 |
9 | 20278881348 |
10 | 7097920451 |
11 | 3012655766 |
12 | 14610b4a2b |
13 | 89169c03b |
14 | 4b49699bd |
15 | 2b820c81b |
hex | 1a711abc3 |
7097920451 has 24 divisors (see below), whose sum is σ = 7706758416. Its totient is φ = 6531528960.
The previous prime is 7097920439. The next prime is 7097920457. The reversal of 7097920451 is 1540297907.
It is not a de Polignac number, because 7097920451 - 218 = 7097658307 is a prime.
It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (7097920457) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1581056 + ... + 1585538.
It is an arithmetic number, because the mean of its divisors is an integer number (321114934).
Almost surely, 27097920451 is an apocalyptic number.
7097920451 is a deficient number, since it is larger than the sum of its proper divisors (608837965).
7097920451 is a wasteful number, since it uses less digits than its factorization.
7097920451 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4643 (or 4620 counting only the distinct ones).
The product of its (nonzero) digits is 158760, while the sum is 44.
The square root of 7097920451 is about 84249.1569750107. The cubic root of 7097920451 is about 1921.8096771438.
The spelling of 7097920451 in words is "seven billion, ninety-seven million, nine hundred twenty thousand, four hundred fifty-one".
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