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100428113206 = 2255719637879
BaseRepresentation
bin101110110000111111…
…0110110010100110110
3100121020000012202011101
41131201332312110312
53121134044110311
6114045215000314
710153462606651
oct1354176662466
9317200182141
10100428113206
1139656062973
121756920909a
139616415275
144c09c62898
15292bb02ec1
hex1761fb6536

100428113206 has 8 divisors (see below), whose sum is σ = 150701091120. Its totient is φ = 50194416168.

The previous prime is 100428113197. The next prime is 100428113209. The reversal of 100428113206 is 602311824001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100428113209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9813826 + ... + 9824053.

It is an arithmetic number, because the mean of its divisors is an integer number (18837636390).

Almost surely, 2100428113206 is an apocalyptic number.

100428113206 is a deficient number, since it is larger than the sum of its proper divisors (50272977914).

100428113206 is a wasteful number, since it uses less digits than its factorization.

100428113206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19640438.

The product of its (nonzero) digits is 2304, while the sum is 28.

Adding to 100428113206 its reverse (602311824001), we get a palindrome (702739937207).

The spelling of 100428113206 in words is "one hundred billion, four hundred twenty-eight million, one hundred thirteen thousand, two hundred six".

Divisors: 1 2 2557 5114 19637879 39275758 50214056603 100428113206