Search a number
-
+
48705144 = 23313714813
BaseRepresentation
bin1011100111001…
…0111001111000
310101122110220020
42321302321320
544432031034
64455530440
71130662335
oct271627170
9111573806
1048705144
1125546994
1214389a20
13a123c17
14667b98c
154421249
hex2e72e78

48705144 has 32 divisors (see below), whose sum is σ = 122659920. Its totient is φ = 16115456.

The previous prime is 48705127. The next prime is 48705179. The reversal of 48705144 is 44150784.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4119 + ... + 10694.

Almost surely, 248705144 is an apocalyptic number.

It is an amenable number.

48705144 is an abundant number, since it is smaller than the sum of its proper divisors (73954776).

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

48705144 is a wasteful number, since it uses less digits than its factorization.

48705144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14959 (or 14955 counting only the distinct ones).

The product of its (nonzero) digits is 17920, while the sum is 33.

The square root of 48705144 is about 6978.9070777594. The cubic root of 48705144 is about 365.1951017995.

The spelling of 48705144 in words is "forty-eight million, seven hundred five thousand, one hundred forty-four".

Divisors: 1 2 3 4 6 8 12 24 137 274 411 548 822 1096 1644 3288 14813 29626 44439 59252 88878 118504 177756 355512 2029381 4058762 6088143 8117524 12176286 16235048 24352572 48705144