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100082125 = 5311213509
BaseRepresentation
bin1011111011100…
…10000111001101
320222022200212101
411331302013031
5201110112000
613533035101
72323453423
oct575620715
9228280771
10100082125
1151548200
1229625a91
1317971cc0
14d413113
158bbde6a
hex5f721cd

100082125 has 48 divisors (see below), whose sum is σ = 148140720. Its totient is φ = 67056000.

The previous prime is 100082123. The next prime is 100082141. The reversal of 100082125 is 521280001.

It can be written as a sum of positive squares in 8 ways, for example, as 34892649 + 65189476 = 5907^2 + 8074^2 .

It is not a de Polignac number, because 100082125 - 21 = 100082123 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100082123) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 196371 + ... + 196879.

It is an arithmetic number, because the mean of its divisors is an integer number (3086265).

Almost surely, 2100082125 is an apocalyptic number.

It is an amenable number.

100082125 is a deficient number, since it is larger than the sum of its proper divisors (48058595).

100082125 is a wasteful number, since it uses less digits than its factorization.

100082125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 559 (or 538 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 19.

The square root of 100082125 is about 10004.1054072816. The cubic root of 100082125 is about 464.2859120878.

The spelling of 100082125 in words is "one hundred million, eighty-two thousand, one hundred twenty-five".

Divisors: 1 5 11 13 25 55 65 121 125 143 275 325 509 605 715 1375 1573 1625 2545 3025 3575 5599 6617 7865 12725 15125 17875 27995 33085 39325 61589 63625 72787 139975 165425 196625 307945 363935 699875 800657 827125 1539725 1819675 4003285 7698625 9098375 20016425 100082125