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100506293 = 4122710799
BaseRepresentation
bin1011111110110…
…01101010110101
321000010020201022
411333121222311
5201212200133
613550110525
72330201156
oct577315265
9230106638
10100506293
1151807958
12297ab445
1317a900a4
14d4c392d
158c54998
hex5fd9ab5

100506293 has 8 divisors (see below), whose sum is σ = 103420800. Its totient is φ = 97613920.

The previous prime is 100506283. The next prime is 100506299. The reversal of 100506293 is 392605001.

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

It is a cyclic number.

It is not a de Polignac number, because 100506293 - 28 = 100506037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100506299) 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, 3908 + ... + 14706.

It is an arithmetic number, because the mean of its divisors is an integer number (12927600).

Almost surely, 2100506293 is an apocalyptic number.

It is an amenable number.

100506293 is a deficient number, since it is larger than the sum of its proper divisors (2914507).

100506293 is a wasteful number, since it uses less digits than its factorization.

100506293 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11067.

The product of its (nonzero) digits is 1620, while the sum is 26.

The square root of 100506293 is about 10025.2826892811. The cubic root of 100506293 is about 464.9408997228.

The spelling of 100506293 in words is "one hundred million, five hundred six thousand, two hundred ninety-three".

Divisors: 1 41 227 9307 10799 442759 2451373 100506293