Search a number
-
+
100304260 = 2257716459
BaseRepresentation
bin1011111101010…
…00010110000100
320222201222120121
411332220112010
5201134214020
613541511324
72325400150
oct576502604
9228658517
10100304260
115168a091
1229712544
1317a1c144
14d470060
158c14baa
hex5fa8584

100304260 has 24 divisors (see below), whose sum is σ = 240730560. Its totient is φ = 34389984.

The previous prime is 100304213. The next prime is 100304279. The reversal of 100304260 is 62403001.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 358090 + ... + 358369.

It is an arithmetic number, because the mean of its divisors is an integer number (10030440).

Almost surely, 2100304260 is an apocalyptic number.

100304260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100304260 is an abundant number, since it is smaller than the sum of its proper divisors (140426300).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100304260 is a wasteful number, since it uses less digits than its factorization.

100304260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 716475 (or 716473 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 100304260 is about 10015.2014458023. The cubic root of 100304260 is about 464.6291566716.

Adding to 100304260 its reverse (62403001), we get a palindrome (162707261).

The spelling of 100304260 in words is "one hundred million, three hundred four thousand, two hundred sixty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 716459 1432918 2865836 3582295 5015213 7164590 10030426 14329180 20060852 25076065 50152130 100304260