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10555050501 = 322087561947
BaseRepresentation
bin10011101010010000…
…10100101000000101
31000020121012010021100
421311020110220011
5133104043104001
64503211210313
7522364306662
oct116510245005
930217163240
1010555050501
114527061736
122066a46999
13cc29a8718
14721b68a69
1541b99c586
hex275214a05

10555050501 has 12 divisors (see below), whose sum is σ = 15253516512. Its totient is φ = 7033316136.

The previous prime is 10555050481. The next prime is 10555050523. The reversal of 10555050501 is 10505055501.

10555050501 is a `hidden beast` number, since 10 + 5 + 550 + 50 + 50 + 1 = 666.

It is not a de Polignac number, because 10555050501 - 217 = 10554919429 is a prime.

It is a super-2 number, since 2×105550505012 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10555050581) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 262191 + ... + 299756.

It is an arithmetic number, because the mean of its divisors is an integer number (1271126376).

Almost surely, 210555050501 is an apocalyptic number.

It is an amenable number.

10555050501 is a deficient number, since it is larger than the sum of its proper divisors (4698466011).

10555050501 is a wasteful number, since it uses less digits than its factorization.

10555050501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 564040 (or 564037 counting only the distinct ones).

The product of its (nonzero) digits is 3125, while the sum is 27.

Subtracting from 10555050501 its reverse (10505055501), we obtain a triangular number (49995000 = T9999).

The spelling of 10555050501 in words is "ten billion, five hundred fifty-five million, fifty thousand, five hundred one".

Divisors: 1 3 9 2087 6261 18783 561947 1685841 5057523 1172783389 3518350167 10555050501