Base | Representation |
---|---|
bin | 1010111001110… |
… | …10010011101110 |
3 | 20101002220022110 |
4 | 11130322103232 |
5 | 141403334232 |
6 | 13024224450 |
7 | 2160303432 |
oct | 534722356 |
9 | 211086273 |
10 | 91464942 |
11 | 476a1a68 |
12 | 2676b126 |
13 | 15c4598a |
14 | c20c9c2 |
15 | 806aacc |
hex | 573a4ee |
91464942 has 16 divisors (see below), whose sum is σ = 188831232. Its totient is φ = 29504760.
The previous prime is 91464941. The next prime is 91464959. The reversal of 91464942 is 24946419.
It is a self number, because there is not a number n which added to its sum of digits gives 91464942.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (91464941) 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, 245688 + ... + 246059.
It is an arithmetic number, because the mean of its divisors is an integer number (11801952).
Almost surely, 291464942 is an apocalyptic number.
91464942 is an abundant number, since it is smaller than the sum of its proper divisors (97366290).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
91464942 is a wasteful number, since it uses less digits than its factorization.
91464942 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 491783.
The product of its digits is 62208, while the sum is 39.
The square root of 91464942 is about 9563.7305482746. The cubic root of 91464942 is about 450.5588809149.
It can be divided in two parts, 914 and 64942, that added together give a palindrome (65856).
The spelling of 91464942 in words is "ninety-one million, four hundred sixty-four thousand, nine hundred forty-two".
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