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55758101 = 737921017
BaseRepresentation
bin1101010010110…
…0110100010101
310212220210201212
43110230310111
5103233224401
65311031205
71244636030
oct324546425
9125823655
1055758101
1129523983
121680b505
13b723279
147596017
154d65dbb
hex352cd15

55758101 has 8 divisors (see below), whose sum is σ = 63894720. Its totient is φ = 47664288.

The previous prime is 55758083. The next prime is 55758139. The reversal of 55758101 is 10185755.

It is a happy number.

55758101 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 55758101 - 26 = 55758037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55758301) 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, 7856 + ... + 13161.

It is an arithmetic number, because the mean of its divisors is an integer number (7986840).

Almost surely, 255758101 is an apocalyptic number.

It is an amenable number.

55758101 is a deficient number, since it is larger than the sum of its proper divisors (8136619).

55758101 is a wasteful number, since it uses less digits than its factorization.

55758101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21403.

The product of its (nonzero) digits is 7000, while the sum is 32.

The square root of 55758101 is about 7467.1347249129. The cubic root of 55758101 is about 382.0345650950.

The spelling of 55758101 in words is "fifty-five million, seven hundred fifty-eight thousand, one hundred one".

Divisors: 1 7 379 2653 21017 147119 7965443 55758101