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107780552754 = 2372566203637
BaseRepresentation
bin110010001100000111…
…0001011100000110010
3101022012102010101010020
41210120032023200302
53231213310142004
6121302543144310
710533621403530
oct1443016134062
9338172111106
10107780552754
1141789348596
1218a7b5a5096
13a218749904
145306523150
152c0c3388d9
hex191838b832

107780552754 has 16 divisors (see below), whose sum is σ = 246355549248. Its totient is φ = 30794443632.

The previous prime is 107780552753. The next prime is 107780552771. The reversal of 107780552754 is 457255087701.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 107780552697 and 107780552706.

It is not an unprimeable number, because it can be changed into a prime (107780552753) 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, 1283101777 + ... + 1283101860.

It is an arithmetic number, because the mean of its divisors is an integer number (15397221828).

Almost surely, 2107780552754 is an apocalyptic number.

107780552754 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

107780552754 is an abundant number, since it is smaller than the sum of its proper divisors (138574996494).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

107780552754 is a wasteful number, since it uses less digits than its factorization.

107780552754 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2566203649.

The product of its (nonzero) digits is 2744000, while the sum is 51.

The spelling of 107780552754 in words is "one hundred seven billion, seven hundred eighty million, five hundred fifty-two thousand, seven hundred fifty-four".

Divisors: 1 2 3 6 7 14 21 42 2566203637 5132407274 7698610911 15397221822 17963425459 35926850918 53890276377 107780552754