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52478051 = 1271932141
BaseRepresentation
bin1100100000110…
…0000001100011
310122202011100112
43020030001203
5101413244201
65112441535
71205025143
oct310140143
9118664315
1052478051
112769359a
12156a92ab
13ab45302
146d80923
1549190bb
hex320c063

52478051 has 8 divisors (see below), whose sum is σ = 53190144. Its totient is φ = 51770880.

The previous prime is 52478047. The next prime is 52478059. The reversal of 52478051 is 15087425.

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 52478051 - 22 = 52478047 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52477999 and 52478017.

It is not an unprimeable number, because it can be changed into a prime (52478059) 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, 23441 + ... + 25581.

It is an arithmetic number, because the mean of its divisors is an integer number (6648768).

Almost surely, 252478051 is an apocalyptic number.

52478051 is a deficient number, since it is larger than the sum of its proper divisors (712093).

52478051 is a wasteful number, since it uses less digits than its factorization.

52478051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2461.

The product of its (nonzero) digits is 11200, while the sum is 32.

The square root of 52478051 is about 7244.1735898583. The cubic root of 52478051 is about 374.3914300999.

The spelling of 52478051 in words is "fifty-two million, four hundred seventy-eight thousand, fifty-one".

Divisors: 1 127 193 2141 24511 271907 413213 52478051