Search a number
-
+
555702161 = 7711118113
BaseRepresentation
bin100001000111110…
…101011110010001
31102201122121001112
4201013311132101
52114224432121
6131050343105
716525250630
oct4107653621
91381577045
10555702161
11265752293
1213612aa95
138b188a61
1453b35517
1533bbc75b
hex211f5791

555702161 has 8 divisors (see below), whose sum is σ = 644033664. Its totient is φ = 469607040.

The previous prime is 555702143. The next prime is 555702209. The reversal of 555702161 is 161207555.

555702161 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 555702161 - 222 = 551507857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (555702361) 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, 558560 + ... + 559553.

It is an arithmetic number, because the mean of its divisors is an integer number (80504208).

Almost surely, 2555702161 is an apocalyptic number.

It is an amenable number.

555702161 is a deficient number, since it is larger than the sum of its proper divisors (88331503).

555702161 is a wasteful number, since it uses less digits than its factorization.

555702161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1118191.

The product of its (nonzero) digits is 10500, while the sum is 32.

The square root of 555702161 is about 23573.3358055240. The cubic root of 555702161 is about 822.1429971071.

The spelling of 555702161 in words is "five hundred fifty-five million, seven hundred two thousand, one hundred sixty-one".

Divisors: 1 7 71 497 1118113 7826791 79386023 555702161