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4853972961 = 321917393821
BaseRepresentation
bin1001000010101000…
…11011111111100001
3110112021121101010100
410201110123333201
534420104113321
62121353253013
7231200042445
oct44124337741
913467541110
104853972961
112070a39802
12b35704169
135c4821166
1434092c825
151d620e326
hex12151bfe1

4853972961 has 24 divisors (see below), whose sum is σ = 7059386880. Its totient is φ = 3213842400.

The previous prime is 4853972951. The next prime is 4853972993. The reversal of 4853972961 is 1692793584.

4853972961 is a `hidden beast` number, since 48 + 539 + 7 + 2 + 9 + 61 = 666.

It is not a de Polignac number, because 4853972961 - 27 = 4853972833 is a prime.

It is a super-2 number, since 2×48539729612 = 47122107012238215042, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4853972898 and 4853972907.

It is not an unprimeable number, because it can be changed into a prime (4853972911) 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, 1268431 + ... + 1272251.

It is an arithmetic number, because the mean of its divisors is an integer number (294141120).

Almost surely, 24853972961 is an apocalyptic number.

It is an amenable number.

4853972961 is a deficient number, since it is larger than the sum of its proper divisors (2205413919).

4853972961 is a wasteful number, since it uses less digits than its factorization.

4853972961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4757 (or 4754 counting only the distinct ones).

The product of its digits is 3265920, while the sum is 54.

The square root of 4853972961 is about 69670.4597444283. The cubic root of 4853972961 is about 1693.1643572947.

The spelling of 4853972961 in words is "four billion, eight hundred fifty-three million, nine hundred seventy-two thousand, nine hundred sixty-one".

Divisors: 1 3 9 191 573 739 1719 2217 3821 6651 11463 34389 141149 423447 729811 1270341 2189433 2823719 6568299 8471157 25413471 539330329 1617990987 4853972961