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101152801 = 182355487
BaseRepresentation
bin1100000011101…
…11100000100001
321001100002120001
412001313200201
5201343342201
614012020001
72335533061
oct601674041
9231302501
10101152801
1152109662
1229a61601
1317c58439
14d6113a1
158d31301
hex6077821

101152801 has 4 divisors (see below), whose sum is σ = 101210112. Its totient is φ = 101095492.

The previous prime is 101152769. The next prime is 101152811. The reversal of 101152801 is 108251101.

It is a happy number.

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 101152801 - 25 = 101152769 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101152811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25921 + ... + 29566.

It is an arithmetic number, because the mean of its divisors is an integer number (25302528).

Almost surely, 2101152801 is an apocalyptic number.

It is an amenable number.

101152801 is a deficient number, since it is larger than the sum of its proper divisors (57311).

101152801 is an equidigital number, since it uses as much as digits as its factorization.

101152801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57310.

The product of its (nonzero) digits is 80, while the sum is 19.

The square root of 101152801 is about 10057.4748818975. The cubic root of 101152801 is about 465.9356825156.

The spelling of 101152801 in words is "one hundred one million, one hundred fifty-two thousand, eight hundred one".

Divisors: 1 1823 55487 101152801