Search a number
-
+
93120112021 = 2631025934513
BaseRepresentation
bin101011010111001100…
…1000010010110010101
322220100200220211011211
41112232121002112111
53011202222041041
6110440115101421
76504413615026
oct1265631022625
9286320824154
1093120112021
113654596a472
12160698a1871
138a2036c701
14471544cc4d
152650249481
hex15ae642595

93120112021 has 8 divisors (see below), whose sum is σ = 93486000960. Its totient is φ = 92754313152.

The previous prime is 93120112003. The next prime is 93120112079. The reversal of 93120112021 is 12021102139.

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 93120112021 - 213 = 93120103829 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 93120111983 and 93120112001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (93120110021) 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, 2680861 + ... + 2715373.

It is an arithmetic number, because the mean of its divisors is an integer number (11685750120).

Almost surely, 293120112021 is an apocalyptic number.

It is an amenable number.

93120112021 is a deficient number, since it is larger than the sum of its proper divisors (365888939).

93120112021 is a wasteful number, since it uses less digits than its factorization.

93120112021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45035.

The product of its (nonzero) digits is 216, while the sum is 22.

The spelling of 93120112021 in words is "ninety-three billion, one hundred twenty million, one hundred twelve thousand, twenty-one".

Divisors: 1 263 10259 34513 2698117 9076919 354068867 93120112021