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100441042 = 2135372889
BaseRepresentation
bin1011111110010…
…01101111010010
320222222221012121
411333021233102
5201203103132
613544444454
72326510012
oct577115722
9228887177
10100441042
1151772929
122977972a
1317a69490
14d4a7c42
158c40497
hex5fc9bd2

100441042 has 16 divisors (see below), whose sum is σ = 165314520. Its totient is φ = 45482112.

The previous prime is 100441037. The next prime is 100441043. The reversal of 100441042 is 240144001.

It can be written as a sum of positive squares in 4 ways, for example, as 95238081 + 5202961 = 9759^2 + 2281^2 .

It is not an unprimeable number, because it can be changed into a prime (100441043) 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 7 ways as a sum of consecutive naturals, for example, 35067 + ... + 37822.

Almost surely, 2100441042 is an apocalyptic number.

100441042 is a deficient number, since it is larger than the sum of its proper divisors (64873478).

100441042 is a wasteful number, since it uses less digits than its factorization.

100441042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72957.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 100441042 is about 10022.0278387161. The cubic root of 100441042 is about 464.8402611609.

Adding to 100441042 its reverse (240144001), we get a palindrome (340585043).

The spelling of 100441042 in words is "one hundred million, four hundred forty-one thousand, forty-two".

Divisors: 1 2 13 26 53 106 689 1378 72889 145778 947557 1895114 3863117 7726234 50220521 100441042