Search a number
-
+
88882142020 = 2257634872443
BaseRepresentation
bin101001011000111001…
…0011101101101000100
322111102100102122020221
41102301302131231010
52424012312021040
6104455404434124
76264403512250
oct1226162355504
9274370378227
1088882142020
1134770719921
1215286548944
1384c635b159
144432671260
1524a316974a
hex14b1c9db44

88882142020 has 24 divisors (see below), whose sum is σ = 213317141184. Its totient is φ = 30473877216.

The previous prime is 88882142003. The next prime is 88882142029. The reversal of 88882142020 is 2024128888.

It is not an unprimeable number, because it can be changed into a prime (88882142029) 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, 317436082 + ... + 317436361.

It is an arithmetic number, because the mean of its divisors is an integer number (8888214216).

Almost surely, 288882142020 is an apocalyptic number.

It is an amenable number.

88882142020 is an abundant number, since it is smaller than the sum of its proper divisors (124434999164).

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

88882142020 is a wasteful number, since it uses less digits than its factorization.

88882142020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 634872459 (or 634872457 counting only the distinct ones).

The product of its (nonzero) digits is 131072, while the sum is 43.

The spelling of 88882142020 in words is "eighty-eight billion, eight hundred eighty-two million, one hundred forty-two thousand, twenty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 634872443 1269744886 2539489772 3174362215 4444107101 6348724430 8888214202 12697448860 17776428404 22220535505 44441071010 88882142020