Search a number
-
+
930105471 = 3310035157
BaseRepresentation
bin110111011100000…
…100100001111111
32101211011020211210
4313130010201333
53401101333341
6232143215503
732022523521
oct6734044177
92354136753
10930105471
11438025009
1221b5a7593
1311a907689
148b755a11
15569c6c16
hex3770487f

930105471 has 4 divisors (see below), whose sum is σ = 1240140632. Its totient is φ = 620070312.

The previous prime is 930105413. The next prime is 930105481. The reversal of 930105471 is 174501039.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 930105471 - 229 = 393234559 is a prime.

It is a super-3 number, since 3×9301054713 (a number of 28 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (930105481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 155017576 + ... + 155017581.

It is an arithmetic number, because the mean of its divisors is an integer number (310035158).

Almost surely, 2930105471 is an apocalyptic number.

930105471 is a deficient number, since it is larger than the sum of its proper divisors (310035161).

930105471 is a wasteful number, since it uses less digits than its factorization.

930105471 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310035160.

The product of its (nonzero) digits is 3780, while the sum is 30.

The square root of 930105471 is about 30497.6305800959. The cubic root of 930105471 is about 976.1369060027.

The spelling of 930105471 in words is "nine hundred thirty million, one hundred five thousand, four hundred seventy-one".

Divisors: 1 3 310035157 930105471