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48219020 = 22517913469
BaseRepresentation
bin1011011111110…
…0001110001100
310100201210001122
42313330032030
544321002040
64441300112
71123566143
oct267741614
9110653048
1048219020
1125244733
1214194638
139cb3885
14659275a
1543771b5
hex2dfc38c

48219020 has 24 divisors (see below), whose sum is σ = 101833200. Its totient is φ = 19178432.

The previous prime is 48219019. The next prime is 48219023. The reversal of 48219020 is 2091284.

It is not an unprimeable number, because it can be changed into a prime (48219023) 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, 3155 + ... + 10314.

It is an arithmetic number, because the mean of its divisors is an integer number (4243050).

Almost surely, 248219020 is an apocalyptic number.

It is an amenable number.

48219020 is an abundant number, since it is smaller than the sum of its proper divisors (53614180).

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

48219020 is a wasteful number, since it uses less digits than its factorization.

48219020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13657 (or 13655 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 48219020 is about 6943.9916474604. The cubic root of 48219020 is about 363.9760379509.

The spelling of 48219020 in words is "forty-eight million, two hundred nineteen thousand, twenty".

Divisors: 1 2 4 5 10 20 179 358 716 895 1790 3580 13469 26938 53876 67345 134690 269380 2410951 4821902 9643804 12054755 24109510 48219020