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107987803 = 7111402439
BaseRepresentation
bin1100110111111…
…00001101011011
321112012100102021
412123330031123
5210121102203
614414315311
72450611150
oct633741533
9245170367
10107987803
1155a57920
12301b8b37
13194ac511
14104b0227
1597315bd
hex66fc35b

107987803 has 8 divisors (see below), whose sum is σ = 134634240. Its totient is φ = 84146280.

The previous prime is 107987777. The next prime is 107987807. The reversal of 107987803 is 308789701.

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 107987803 - 217 = 107856731 is a prime.

It is a super-2 number, since 2×1079878032 = 23322731193533618, which contains 22 as substring.

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 107987803.

It is not an unprimeable number, because it can be changed into a prime (107987807) 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, 701143 + ... + 701296.

It is an arithmetic number, because the mean of its divisors is an integer number (16829280).

Almost surely, 2107987803 is an apocalyptic number.

107987803 is a deficient number, since it is larger than the sum of its proper divisors (26646437).

107987803 is a wasteful number, since it uses less digits than its factorization.

107987803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1402457.

The product of its (nonzero) digits is 84672, while the sum is 43.

The square root of 107987803 is about 10391.7180004078. The cubic root of 107987803 is about 476.2023875724.

The spelling of 107987803 in words is "one hundred seven million, nine hundred eighty-seven thousand, eight hundred three".

Divisors: 1 7 11 77 1402439 9817073 15426829 107987803