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11003031132 = 2231934750877
BaseRepresentation
bin10100011111101010…
…01110111001011100
31001101211010220011120
422033311032321130
5140013233444012
65015453050540
7536444135652
oct121765167134
931354126146
1011003031132
114736a19165
122170a86a50
131064749212
1476545cdd2
15445e8c58c
hex28fd4ee5c

11003031132 has 24 divisors (see below), whose sum is σ = 25806769296. Its totient is φ = 3648672768.

The previous prime is 11003031131. The next prime is 11003031191. The reversal of 11003031132 is 23113030011.

It is a super-2 number, since 2×110030311322 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11003031131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2373123 + ... + 2377754.

It is an arithmetic number, because the mean of its divisors is an integer number (1075282054).

Almost surely, 211003031132 is an apocalyptic number.

11003031132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11003031132 is an abundant number, since it is smaller than the sum of its proper divisors (14803738164).

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

11003031132 is a wasteful number, since it uses less digits than its factorization.

11003031132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4751077 (or 4751075 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 11003031132 its reverse (23113030011), we get a palindrome (34116061143).

The spelling of 11003031132 in words is "eleven billion, three million, thirty-one thousand, one hundred thirty-two".

Divisors: 1 2 3 4 6 12 193 386 579 772 1158 2316 4750877 9501754 14252631 19003508 28505262 57010524 916919261 1833838522 2750757783 3667677044 5501515566 11003031132