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1100113902 = 23271860809
BaseRepresentation
bin100000110010010…
…0110011111101110
32211200001120120100
41001210212133232
54223112121102
6301055131530
736155546106
oct10144463756
92750046510
101100113902
11514a92948
12268513ba6
13146bc0794
14a616c206
15668a9a1c
hex419267ee

1100113902 has 24 divisors (see below), whose sum is σ = 2417154480. Its totient is φ = 361539360.

The previous prime is 1100113901. The next prime is 1100113907. The reversal of 1100113902 is 2093110011.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100113901) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 429127 + ... + 431682.

It is an arithmetic number, because the mean of its divisors is an integer number (100714770).

Almost surely, 21100113902 is an apocalyptic number.

1100113902 is an abundant number, since it is smaller than the sum of its proper divisors (1317040578).

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

1100113902 is a wasteful number, since it uses less digits than its factorization.

1100113902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 860888 (or 860885 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 18.

The square root of 1100113902 is about 33167.9649963636. The cubic root of 1100113902 is about 1032.3157441569.

Adding to 1100113902 its reverse (2093110011), we get a palindrome (3193223913).

The spelling of 1100113902 in words is "one billion, one hundred million, one hundred thirteen thousand, nine hundred two".

Divisors: 1 2 3 6 9 18 71 142 213 426 639 1278 860809 1721618 2582427 5164854 7747281 15494562 61117439 122234878 183352317 366704634 550056951 1100113902