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100040141 = 826312107
BaseRepresentation
bin1011111011001…
…11110111001101
320222020120021102
411331213313031
5201102241031
613532112445
72323220135
oct575476715
9228216242
10100040141
1151519703
1229605725
1317958b66
14d401ac5
158bb17cb
hex5f67dcd

100040141 has 4 divisors (see below), whose sum is σ = 100060512. Its totient is φ = 100019772.

The previous prime is 100040113. The next prime is 100040201. The reversal of 100040141 is 141040001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 100040141 - 210 = 100039117 is a prime.

It is a super-2 number, since 2×1000401412 = 20016059622599762, which contains 22 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 (100040641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2210 + ... + 14316.

It is an arithmetic number, because the mean of its divisors is an integer number (25015128).

Almost surely, 2100040141 is an apocalyptic number.

It is an amenable number.

100040141 is a deficient number, since it is larger than the sum of its proper divisors (20371).

100040141 is an equidigital number, since it uses as much as digits as its factorization.

100040141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20370.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 100040141 is about 10002.0068486279. The cubic root of 100040141 is about 464.2209810589.

Adding to 100040141 its reverse (141040001), we get a palindrome (241080142).

The spelling of 100040141 in words is "one hundred million, forty thousand, one hundred forty-one".

Divisors: 1 8263 12107 100040141