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4989206453 = 711182335543
BaseRepresentation
bin1001010010110000…
…10011111110110101
3110212201001221121012
410221120103332311
540204214101303
62143024002005
7234431361260
oct45130237665
913781057535
104989206453
112130305720
12b72a60305
1361684ca8a
14354891cd7
151e30235d8
hex129613fb5

4989206453 has 16 divisors (see below), whose sum is σ = 6223896576. Its totient is φ = 3885451440.

The previous prime is 4989206351. The next prime is 4989206459. The reversal of 4989206453 is 3546029894.

It is a cyclic number.

It is not a de Polignac number, because 4989206453 - 216 = 4989140917 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 (4989206459) 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, 122600 + ... + 158142.

It is an arithmetic number, because the mean of its divisors is an integer number (388993536).

Almost surely, 24989206453 is an apocalyptic number.

It is an amenable number.

4989206453 is a deficient number, since it is larger than the sum of its proper divisors (1234690123).

4989206453 is a wasteful number, since it uses less digits than its factorization.

4989206453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37384.

The product of its (nonzero) digits is 1866240, while the sum is 50.

The square root of 4989206453 is about 70634.3149821671. The cubic root of 4989206453 is about 1708.7446131708.

The spelling of 4989206453 in words is "four billion, nine hundred eighty-nine million, two hundred six thousand, four hundred fifty-three".

Divisors: 1 7 11 77 1823 12761 20053 35543 140371 248801 390973 2736811 64794889 453564223 712743779 4989206453