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10211200989 = 3111916285807
BaseRepresentation
bin10011000001010001…
…01000111111011101
3222100122011202102020
421200220220333131
5131403031412424
64405125250353
7511020530163
oct114050507735
928318152366
1010211200989
11436aa58490
121b8b8639b9
13c69696b82
146cc21d233
153eb6cb079
hex260a28fdd

10211200989 has 16 divisors (see below), whose sum is σ = 15634375680. Its totient is φ = 5862890160.

The previous prime is 10211200981. The next prime is 10211201017. The reversal of 10211200989 is 98900211201.

10211200989 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 10211200989 - 23 = 10211200981 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10211200981) 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, 8142277 + ... + 8143530.

It is an arithmetic number, because the mean of its divisors is an integer number (977148480).

Almost surely, 210211200989 is an apocalyptic number.

10211200989 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

10211200989 is a deficient number, since it is larger than the sum of its proper divisors (5423174691).

10211200989 is a wasteful number, since it uses less digits than its factorization.

10211200989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16285840.

The product of its (nonzero) digits is 2592, while the sum is 33.

The spelling of 10211200989 in words is "ten billion, two hundred eleven million, two hundred thousand, nine hundred eighty-nine".

Divisors: 1 3 11 19 33 57 209 627 16285807 48857421 179143877 309430333 537431631 928290999 3403733663 10211200989