Search a number
-
+
10211002010000 = 245411791175029
BaseRepresentation
bin1001010010010110111100…
…1001011100100110010000
31100011011101021201221202122
42110211233021130212100
52314244113003310000
633414511454233412
72102502102005231
oct224455711344620
940134337657678
1010211002010000
113287509486170
12118ab63ab5868
13590b7c926b8c
14274302485088
1512a929202085
hex9496f25c990

10211002010000 has 200 divisors, whose sum is σ = 27310705276800. Its totient is φ = 3666087360000.

The previous prime is 10211002009993. The next prime is 10211002010009. The reversal of 10211002010000 is 1020011201.

It is a tau number, because it is divible by the number of its divisors (200).

It is a Harshad number since it is a multiple of its sum of digits (8).

It is a self number, because there is not a number n which added to its sum of digits gives 10211002010000.

It is not an unprimeable number, because it can be changed into a prime (10211002010009) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 8102486 + ... + 9277514.

It is an arithmetic number, because the mean of its divisors is an integer number (136553526384).

Almost surely, 210211002010000 is an apocalyptic number.

10211002010000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10211002010000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13655352638400).

10211002010000 is an abundant number, since it is smaller than the sum of its proper divisors (17099703266800).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10211002010000 is a wasteful number, since it uses less digits than its factorization.

10211002010000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1175147 (or 1175126 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 10211002010000 its reverse (1020011201), we get a palindrome (10212022021201).

The spelling of 10211002010000 in words is "ten trillion, two hundred eleven billion, two million, ten thousand".