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100000239 = 3171960789
BaseRepresentation
bin1011111010111…
…10000111101111
320222011112112120
411331132013233
5201100001424
613531204023
72322662613
oct575360757
9228145476
10100000239
11514a1729
12295a6613
1317943951
14d3d1343
158ba4a79
hex5f5e1ef

100000239 has 8 divisors (see below), whose sum is σ = 141176880. Its totient is φ = 62745216.

The previous prime is 100000237. The next prime is 100000259. The reversal of 100000239 is 932000001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 100000239 - 21 = 100000237 is a prime.

100000239 is a modest number, since divided by 239 gives 10 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100000231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 980344 + ... + 980445.

It is an arithmetic number, because the mean of its divisors is an integer number (17647110).

Almost surely, 2100000239 is an apocalyptic number.

100000239 is a deficient number, since it is larger than the sum of its proper divisors (41176641).

100000239 is a wasteful number, since it uses less digits than its factorization.

100000239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1960809.

The product of its (nonzero) digits is 54, while the sum is 15.

The square root of 100000239 is about 10000.0119499929. The cubic root of 100000239 is about 464.1592531409.

The spelling of 100000239 in words is "one hundred million, two hundred thirty-nine", and thus it is an aban number.

Divisors: 1 3 17 51 1960789 5882367 33333413 100000239