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107764863 = 373492077
BaseRepresentation
bin1100110110001…
…01110001111111
321111210000121020
412123011301333
5210041433423
614405435223
72445662163
oct633056177
9244700536
10107764863
1155915378
123010bb13
1319431bbb
1410452ca3
1596da4e3
hex66c5c7f

107764863 has 8 divisors (see below), whose sum is σ = 145655088. Its totient is φ = 70858944.

The previous prime is 107764859. The next prime is 107764889. The reversal of 107764863 is 368467701.

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

It is not a de Polignac number, because 107764863 - 22 = 107764859 is a prime.

It is a super-4 number, since 4×1077648634 (a number of 33 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (107763863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 245820 + ... + 246257.

It is an arithmetic number, because the mean of its divisors is an integer number (18206886).

Almost surely, 2107764863 is an apocalyptic number.

107764863 is a deficient number, since it is larger than the sum of its proper divisors (37890225).

107764863 is an equidigital number, since it uses as much as digits as its factorization.

107764863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 492153.

The product of its (nonzero) digits is 169344, while the sum is 42.

The square root of 107764863 is about 10380.9856468449. The cubic root of 107764863 is about 475.8744563928.

The spelling of 107764863 in words is "one hundred seven million, seven hundred sixty-four thousand, eight hundred sixty-three".

Divisors: 1 3 73 219 492077 1476231 35921621 107764863