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89830621311 = 337979006703
BaseRepresentation
bin101001110101001010…
…0101000000001111111
322120212110011101020120
41103222110220001333
52432433114340221
6105133445550023
76330041453064
oct1235224500177
9276773141216
1089830621311
1135108053402
12154b0115313
1386179c99c2
1444c260ac6b
15250b5705c6
hex14ea52807f

89830621311 has 8 divisors (see below), whose sum is σ = 120090190080. Its totient is φ = 59729066712.

The previous prime is 89830621267. The next prime is 89830621337. The reversal of 89830621311 is 11312603898.

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

It is not a de Polignac number, because 89830621311 - 210 = 89830620287 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89830626311) 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, 39502215 + ... + 39504488.

It is an arithmetic number, because the mean of its divisors is an integer number (15011273760).

Almost surely, 289830621311 is an apocalyptic number.

89830621311 is a deficient number, since it is larger than the sum of its proper divisors (30259568769).

89830621311 is a wasteful number, since it uses less digits than its factorization.

89830621311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79007085.

The product of its (nonzero) digits is 62208, while the sum is 42.

The spelling of 89830621311 in words is "eighty-nine billion, eight hundred thirty million, six hundred twenty-one thousand, three hundred eleven".

Divisors: 1 3 379 1137 79006703 237020109 29943540437 89830621311