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100994447 = 719671471
BaseRepresentation
bin1100000010100…
…00110110001111
321001001001100002
412001100312033
5201323310242
614004354515
72334303311
oct601206617
9231031302
10100994447
1152010694
12299a5a3b
1317c01338
14d5ad7b1
158cee432
hex6050d8f

100994447 has 8 divisors (see below), whose sum is σ = 102592512. Its totient is φ = 99401400.

The previous prime is 100994437. The next prime is 100994473. The reversal of 100994447 is 744499001.

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 100994447 - 28 = 100994191 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 100994447.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100994437) 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, 67922 + ... + 69392.

It is an arithmetic number, because the mean of its divisors is an integer number (12824064).

Almost surely, 2100994447 is an apocalyptic number.

100994447 is a deficient number, since it is larger than the sum of its proper divisors (1598065).

100994447 is an equidigital number, since it uses as much as digits as its factorization.

100994447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2509.

The product of its (nonzero) digits is 36288, while the sum is 38.

The square root of 100994447 is about 10049.5993452476. The cubic root of 100994447 is about 465.6924158471.

The spelling of 100994447 in words is "one hundred million, nine hundred ninety-four thousand, four hundred forty-seven".

Divisors: 1 71 967 1471 68657 104441 1422457 100994447