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55702801 = 711723413
BaseRepresentation
bin1101010001111…
…1010100010001
310212210222212201
43110133110101
5103224442201
65305523201
71244315560
oct324372421
9125728781
1055702801
1129496380
12167a3501
13b70404b
14757dbd7
154d54801
hex351f511

55702801 has 8 divisors (see below), whose sum is σ = 69447744. Its totient is φ = 43404720.

The previous prime is 55702793. The next prime is 55702811. The reversal of 55702801 is 10820755.

55702801 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 a cyclic number.

It is not a de Polignac number, because 55702801 - 23 = 55702793 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 55702801.

It is not an unprimeable number, because it can be changed into a prime (55702811) 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, 361630 + ... + 361783.

It is an arithmetic number, because the mean of its divisors is an integer number (8680968).

Almost surely, 255702801 is an apocalyptic number.

It is an amenable number.

55702801 is a deficient number, since it is larger than the sum of its proper divisors (13744943).

55702801 is a wasteful number, since it uses less digits than its factorization.

55702801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 723431.

The product of its (nonzero) digits is 2800, while the sum is 28.

The square root of 55702801 is about 7463.4309134606. The cubic root of 55702801 is about 381.9082247114.

The spelling of 55702801 in words is "fifty-five million, seven hundred two thousand, eight hundred one".

Divisors: 1 7 11 77 723413 5063891 7957543 55702801