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10020236277 = 315746345949
BaseRepresentation
bin10010101010100000…
…01010101111110101
3221212022211202002010
421111100022233311
5131010140030102
64334144234433
7503211413562
oct112520125765
927768752063
1010020236277
114282186907
121b3790ba19
13c38c542bc
146b0b0d869
153d9a58d6c
hex25540abf5

10020236277 has 16 divisors (see below), whose sum is σ = 13474745600. Its totient is φ = 6623128512.

The previous prime is 10020236251. The next prime is 10020236297. The reversal of 10020236277 is 77263202001.

10020236277 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10020236277 - 212 = 10020232181 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 (10020236297) 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 15 ways as a sum of consecutive naturals, for example, 195099 + ... + 241047.

It is an arithmetic number, because the mean of its divisors is an integer number (842171600).

Almost surely, 210020236277 is an apocalyptic number.

It is an amenable number.

10020236277 is a deficient number, since it is larger than the sum of its proper divisors (3454509323).

10020236277 is a wasteful number, since it uses less digits than its factorization.

10020236277 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46572.

The product of its (nonzero) digits is 7056, while the sum is 30.

Adding to 10020236277 its reverse (77263202001), we get a palindrome (87283438278).

The spelling of 10020236277 in words is "ten billion, twenty million, two hundred thirty-six thousand, two hundred seventy-seven".

Divisors: 1 3 157 463 471 1389 45949 72691 137847 218073 7213993 21274387 21641979 63823161 3340078759 10020236277