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83125060 = 22511336781
BaseRepresentation
bin1001111010001…
…10001101000100
312210102012010221
410331012031010
5132240000220
612125354124
72026360054
oct475061504
9183365127
1083125060
1142a160a7
1223a08944
13142b5935
14b07b564
15746e9aa
hex4f46344

83125060 has 24 divisors (see below), whose sum is σ = 176112216. Its totient is φ = 32954880.

The previous prime is 83125039. The next prime is 83125061. The reversal of 83125060 is 6052138.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 10125124 + 72999936 = 3182^2 + 8544^2 .

It is not an unprimeable number, because it can be changed into a prime (83125061) 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, 16131 + ... + 20650.

It is an arithmetic number, because the mean of its divisors is an integer number (7338009).

Almost surely, 283125060 is an apocalyptic number.

It is an amenable number.

83125060 is an abundant number, since it is smaller than the sum of its proper divisors (92987156).

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

83125060 is a wasteful number, since it uses less digits than its factorization.

83125060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36903 (or 36901 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 83125060 is about 9117.2945548556. The cubic root of 83125060 is about 436.4260417640.

Adding to 83125060 its reverse (6052138), we get a palindrome (89177198).

The spelling of 83125060 in words is "eighty-three million, one hundred twenty-five thousand, sixty".

Divisors: 1 2 4 5 10 20 113 226 452 565 1130 2260 36781 73562 147124 183905 367810 735620 4156253 8312506 16625012 20781265 41562530 83125060