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48000890 = 257297961
BaseRepresentation
bin1011011100011…
…0111101111010
310100022200211202
42313012331322
544242012030
64432454202
71122000200
oct267067572
9110280752
1048000890
1125105863
12140aa362
139c384c2
146537070
154332745
hex2dc6f7a

48000890 has 24 divisors (see below), whose sum is σ = 100509012. Its totient is φ = 16457280.

The previous prime is 48000871. The next prime is 48000907. The reversal of 48000890 is 9800084.

It can be written as a sum of positive squares in 2 ways, for example, as 45819361 + 2181529 = 6769^2 + 1477^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48491 + ... + 49470.

Almost surely, 248000890 is an apocalyptic number.

48000890 is an abundant number, since it is smaller than the sum of its proper divisors (52508122).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

48000890 is a wasteful number, since it uses less digits than its factorization.

48000890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97982 (or 97975 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 29.

The square root of 48000890 is about 6928.2674601952. The cubic root of 48000890 is about 363.4263647155.

The spelling of 48000890 in words is "forty-eight million, eight hundred ninety", and thus it is an aban number.

Divisors: 1 2 5 7 10 14 35 49 70 98 245 490 97961 195922 489805 685727 979610 1371454 3428635 4800089 6857270 9600178 24000445 48000890