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211130141130 = 23252345890457
BaseRepresentation
bin1100010010100001010…
…1100100100111001010
3202011222000121102210200
43010220111210213022
511424343304004010
6240554123353030
721153000406026
oct3045025444712
9664860542720
10211130141130
11815a3507a47
1234b03082776
1316ba91b15bc
14a30c38b386
15575a66dcc0
hex31285649ca

211130141130 has 24 divisors (see below), whose sum is σ = 548938367172. Its totient is φ = 56301370944.

The previous prime is 211130141111. The next prime is 211130141141. The reversal of 211130141130 is 31141031112.

It is a happy number.

211130141130 is a `hidden beast` number, since 211 + 13 + 0 + 1 + 411 + 30 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 211130141121 + 9 = 459489^2 + 3^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1172945139 + ... + 1172945318.

Almost surely, 2211130141130 is an apocalyptic number.

211130141130 is an abundant number, since it is smaller than the sum of its proper divisors (337808226042).

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

211130141130 is a wasteful number, since it uses less digits than its factorization.

211130141130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2345890470 (or 2345890467 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 211130141130 its reverse (31141031112), we get a palindrome (242271172242).

The spelling of 211130141130 in words is "two hundred eleven billion, one hundred thirty million, one hundred forty-one thousand, one hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 2345890457 4691780914 7037671371 11729452285 14075342742 21113014113 23458904570 35188356855 42226028226 70376713710 105565070565 211130141130