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88505201930 = 2543205826051
BaseRepresentation
bin101001001101101010…
…0100011010100001010
322110110002011002122212
41102123110203110022
52422224312430210
6104354141345122
76252145542455
oct1223324432412
9273402132585
1088505201930
1134597974192
12151a02681a2
138466231992
1443d859049c
15248000d805
hex149b52350a

88505201930 has 16 divisors (see below), whose sum is σ = 163014233184. Its totient is φ = 34578776400.

The previous prime is 88505201879. The next prime is 88505201989. The reversal of 88505201930 is 3910250588.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102912596 + ... + 102913455.

It is an arithmetic number, because the mean of its divisors is an integer number (10188389574).

Almost surely, 288505201930 is an apocalyptic number.

88505201930 is a deficient number, since it is larger than the sum of its proper divisors (74509031254).

88505201930 is a wasteful number, since it uses less digits than its factorization.

88505201930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205826101.

The product of its (nonzero) digits is 86400, while the sum is 41.

The spelling of 88505201930 in words is "eighty-eight billion, five hundred five million, two hundred one thousand, nine hundred thirty".

Divisors: 1 2 5 10 43 86 215 430 205826051 411652102 1029130255 2058260510 8850520193 17701040386 44252600965 88505201930