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11572030132 = 22136117772053
BaseRepresentation
bin10101100011011111…
…10010101010110100
31002212110211001001121
422301233302222310
5142144414431012
65152140433324
7556523430115
oct126157625264
932773731047
1011572030132
1149a9122573
1222ab548844
1311255ac310
147bac5620c
1547add4a07
hex2b1bf2ab4

11572030132 has 48 divisors (see below), whose sum is σ = 22189624912. Its totient is φ = 5247866880.

The previous prime is 11572030091. The next prime is 11572030139. The reversal of 11572030132 is 23103027511.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 2523454756 + 9048575376 = 50234^2 + 95124^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11572030097 and 11572030106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11572030139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5635618 + ... + 5637670.

Almost surely, 211572030132 is an apocalyptic number.

It is an amenable number.

11572030132 is a deficient number, since it is larger than the sum of its proper divisors (10617594780).

11572030132 is a wasteful number, since it uses less digits than its factorization.

11572030132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3908 (or 3906 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 25.

Adding to 11572030132 its reverse (23103027511), we get a palindrome (34675057643).

The spelling of 11572030132 in words is "eleven billion, five hundred seventy-two million, thirty thousand, one hundred thirty-two".

Divisors: 1 2 4 13 26 52 61 122 244 793 1586 1777 2053 3172 3554 4106 7108 8212 23101 26689 46202 53378 92404 106756 108397 125233 216794 250466 433588 500932 1409161 1628029 2818322 3256058 3648181 5636644 6512116 7296362 14592724 47426353 94852706 189705412 222539041 445078082 890156164 2893007533 5786015066 11572030132