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100541053 = 531897001
BaseRepresentation
bin1011111111000…
…10001001111101
321000012000101201
411333202021331
5201214303203
613550535501
72330404414
oct577421175
9230160351
10100541053
1151830a88
1229807591
1317aa2b62
14d4d247b
158c5ee1d
hex5fe227d

100541053 has 4 divisors (see below), whose sum is σ = 102438108. Its totient is φ = 98644000.

The previous prime is 100541039. The next prime is 100541069. The reversal of 100541053 is 350145001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 350145001 = 438142907.

It can be written as a sum of positive squares in 2 ways, for example, as 72641529 + 27899524 = 8523^2 + 5282^2 .

It is a cyclic number.

It is not a de Polignac number, because 100541053 - 221 = 98443901 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 100541053.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100541003) 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, 948448 + ... + 948553.

It is an arithmetic number, because the mean of its divisors is an integer number (25609527).

Almost surely, 2100541053 is an apocalyptic number.

It is an amenable number.

100541053 is a deficient number, since it is larger than the sum of its proper divisors (1897055).

100541053 is an equidigital number, since it uses as much as digits as its factorization.

100541053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1897054.

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 100541053 is about 10027.0161563648. The cubic root of 100541053 is about 464.9944933252.

Adding to 100541053 its reverse (350145001), we get a palindrome (450686054).

The spelling of 100541053 in words is "one hundred million, five hundred forty-one thousand, fifty-three".

Divisors: 1 53 1897001 100541053