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207248061 = 35910111593
BaseRepresentation
bin11000101101001…
…01101010111101
3112102222021220010
430112211222331
5411023414221
632322013433
75064402516
oct1426455275
9472867803
10207248061
11a6a93599
12594a7279
1333c243b7
141d74ba0d
15132dbc76
hexc5a5abd

207248061 has 16 divisors (see below), whose sum is σ = 283821120. Its totient is φ = 134467200.

The previous prime is 207248059. The next prime is 207248087. The reversal of 207248061 is 160842702.

It is not a de Polignac number, because 207248061 - 21 = 207248059 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (207248011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12081 + ... + 23673.

It is an arithmetic number, because the mean of its divisors is an integer number (17738820).

Almost surely, 2207248061 is an apocalyptic number.

It is an amenable number.

207248061 is a deficient number, since it is larger than the sum of its proper divisors (76573059).

207248061 is a wasteful number, since it uses less digits than its factorization.

207248061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11756.

The product of its (nonzero) digits is 5376, while the sum is 30.

The square root of 207248061 is about 14396.1127044769. The cubic root of 207248061 is about 591.7843719889.

The spelling of 207248061 in words is "two hundred seven million, two hundred forty-eight thousand, sixty-one".

Divisors: 1 3 59 101 177 303 5959 11593 17877 34779 683987 1170893 2051961 3512679 69082687 207248061