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10101131188 = 222525282797
BaseRepresentation
bin10010110100001001…
…10000011110110100
3222001222001122000221
421122010300132310
5131141342144223
64350154144124
7505213125031
oct113204603664
928058048027
1010101131188
114313909405
121b5aa22044
13c4c938b05
146bb76a388
153e1bd7b5d
hex25a1307b4

10101131188 has 6 divisors (see below), whose sum is σ = 17676979586. Its totient is φ = 5050565592.

The previous prime is 10101131141. The next prime is 10101131189. The reversal of 10101131188 is 88113110101.

It can be written as a sum of positive squares in only one way, i.e., 9947668644 + 153462544 = 99738^2 + 12388^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10101131189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1262641395 + ... + 1262641402.

Almost surely, 210101131188 is an apocalyptic number.

It is an amenable number.

10101131188 is a deficient number, since it is larger than the sum of its proper divisors (7575848398).

10101131188 is a wasteful number, since it uses less digits than its factorization.

10101131188 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2525282801 (or 2525282799 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 25.

Adding to 10101131188 its reverse (88113110101), we get a palindrome (98214241289).

The spelling of 10101131188 in words is "ten billion, one hundred one million, one hundred thirty-one thousand, one hundred eighty-eight".

Divisors: 1 2 4 2525282797 5050565594 10101131188