Search a number
-
+
93140501 = 1723210357
BaseRepresentation
bin1011000110100…
…11011000010101
320111021000202012
411203103120111
5142320444001
613124154005
72210452436
oct543233025
9214230665
1093140501
1148636923
1227238905
13163b152c
14c52748d
15829c2bb
hex58d3615

93140501 has 12 divisors (see below), whose sum is σ = 103103532. Its totient is φ = 83842176.

The previous prime is 93140491. The next prime is 93140503. The reversal of 93140501 is 10504139.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 60078001 + 33062500 = 7751^2 + 5750^2 .

It is not a de Polignac number, because 93140501 - 214 = 93124117 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (93140503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3815 + ... + 14171.

It is an arithmetic number, because the mean of its divisors is an integer number (8591961).

Almost surely, 293140501 is an apocalyptic number.

It is an amenable number.

93140501 is a deficient number, since it is larger than the sum of its proper divisors (9963031).

93140501 is a wasteful number, since it uses less digits than its factorization.

93140501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10420 (or 10397 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 93140501 is about 9650.9326492314. The cubic root of 93140501 is about 453.2935330663.

The spelling of 93140501 in words is "ninety-three million, one hundred forty thousand, five hundred one".

Divisors: 1 17 23 391 529 8993 10357 176069 238211 4049587 5478853 93140501