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122801 = 753331
BaseRepresentation
bin11101111110110001
320020110012
4131332301
512412201
62344305
71021010
oct357661
9206405
10122801
1184298
125b095
1343b83
1432a77
15265bb
hex1dfb1

122801 has 8 divisors (see below), whose sum is σ = 143424. Its totient is φ = 102960.

The previous prime is 122789. The next prime is 122819. The reversal of 122801 is 108221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 122801 - 214 = 106417 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122861) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 206 + ... + 536.

It is an arithmetic number, because the mean of its divisors is an integer number (17928).

2122801 is an apocalyptic number.

It is an amenable number.

122801 is a deficient number, since it is larger than the sum of its proper divisors (20623).

122801 is an equidigital number, since it uses as much as digits as its factorization.

122801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 391.

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 122801 is about 350.4297361812. The cubic root of 122801 is about 49.7050636720.

The spelling of 122801 in words is "one hundred twenty-two thousand, eight hundred one".

Divisors: 1 7 53 331 371 2317 17543 122801