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48892805 = 513752197
BaseRepresentation
bin1011101010000…
…0101110000101
310102000000022122
42322200232011
5100004032210
64503535325
71132403423
oct272405605
9112000278
1048892805
1125664985
121445a545
13a18b470
1466ca113
15445bb55
hex2ea0b85

48892805 has 8 divisors (see below), whose sum is σ = 63184632. Its totient is φ = 36105408.

The previous prime is 48892793. The next prime is 48892807. The reversal of 48892805 is 50829884.

It can be written as a sum of positive squares in 4 ways, for example, as 4190209 + 44702596 = 2047^2 + 6686^2 .

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 48892805 - 210 = 48891781 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 (48892807) 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, 376034 + ... + 376163.

It is an arithmetic number, because the mean of its divisors is an integer number (7898079).

Almost surely, 248892805 is an apocalyptic number.

It is an amenable number.

48892805 is a deficient number, since it is larger than the sum of its proper divisors (14291827).

48892805 is a wasteful number, since it uses less digits than its factorization.

48892805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 752215.

The product of its (nonzero) digits is 184320, while the sum is 44.

The square root of 48892805 is about 6992.3390221013. The cubic root of 48892805 is about 365.6635331342.

The spelling of 48892805 in words is "forty-eight million, eight hundred ninety-two thousand, eight hundred five".

Divisors: 1 5 13 65 752197 3760985 9778561 48892805