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54797051 = 401136651
BaseRepresentation
bin1101000100001…
…0001011111011
310211002222102102
43101002023323
5103012001201
65234254015
71233524111
oct321021373
9124088372
1054797051
1128a27921
121642730b
13b4779ba
1473c5ab1
154c2626b
hex34422fb

54797051 has 4 divisors (see below), whose sum is σ = 54934104. Its totient is φ = 54660000.

The previous prime is 54797047. The next prime is 54797053. The reversal of 54797051 is 15079745.

54797051 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 54797051 - 22 = 54797047 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 54796996 and 54797014.

It is not an unprimeable number, because it can be changed into a prime (54797053) 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 3 ways as a sum of consecutive naturals, for example, 67925 + ... + 68726.

It is an arithmetic number, because the mean of its divisors is an integer number (13733526).

Almost surely, 254797051 is an apocalyptic number.

54797051 is the 3311-st centered decagonal number.

54797051 is a deficient number, since it is larger than the sum of its proper divisors (137053).

54797051 is a wasteful number, since it uses less digits than its factorization.

54797051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137052.

The product of its (nonzero) digits is 44100, while the sum is 38.

The square root of 54797051 is about 7402.5030226269. The cubic root of 54797051 is about 379.8269087029.

The spelling of 54797051 in words is "fifty-four million, seven hundred ninety-seven thousand, fifty-one".

Divisors: 1 401 136651 54797051