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8072401 = 371072039
BaseRepresentation
bin11110110010110011010001
3120012010020211
4132302303101
54031304101
6445004121
7125420461
oct36626321
916163224
108072401
114613a07
122853641
13189838c
141101ba1
15a96c51
hex7b2cd1

8072401 has 8 divisors (see below), whose sum is σ = 8372160. Its totient is φ = 7777008.

The previous prime is 8072357. The next prime is 8072417. The reversal of 8072401 is 1042708.

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 8072401 - 219 = 7548113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8072461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2940 + ... + 4978.

It is an arithmetic number, because the mean of its divisors is an integer number (1046520).

Almost surely, 28072401 is an apocalyptic number.

It is an amenable number.

8072401 is a deficient number, since it is larger than the sum of its proper divisors (299759).

8072401 is a wasteful number, since it uses less digits than its factorization.

8072401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2183.

The product of its (nonzero) digits is 448, while the sum is 22.

The square root of 8072401 is about 2841.1971068548. The cubic root of 8072401 is about 200.6015306572.

The spelling of 8072401 in words is "eight million, seventy-two thousand, four hundred one".

Divisors: 1 37 107 2039 3959 75443 218173 8072401