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48224520 = 23325971381
BaseRepresentation
bin1011011111110…
…1100100001000
310100202001121100
42313331210020
544321141040
64441341400
71123621161
oct267754410
9110661540
1048224520
1125248883
1214197860
139cb6226
146594768
154378b30
hex2dfd908

48224520 has 96 divisors (see below), whose sum is σ = 158460120. Its totient is φ = 12718080.

The previous prime is 48224513. The next prime is 48224551. The reversal of 48224520 is 2542284.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 36650916 + 11573604 = 6054^2 + 3402^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34230 + ... + 35610.

Almost surely, 248224520 is an apocalyptic number.

48224520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 48224520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79230060).

48224520 is an abundant number, since it is smaller than the sum of its proper divisors (110235600).

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

48224520 is a wasteful number, since it uses less digits than its factorization.

48224520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1495 (or 1488 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 27.

The square root of 48224520 is about 6944.3876619901. The cubic root of 48224520 is about 363.9898761424.

The spelling of 48224520 in words is "forty-eight million, two hundred twenty-four thousand, five hundred twenty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 18 20 24 30 36 40 45 60 72 90 97 120 180 194 291 360 388 485 582 776 873 970 1164 1381 1455 1746 1940 2328 2762 2910 3492 3880 4143 4365 5524 5820 6905 6984 8286 8730 11048 11640 12429 13810 16572 17460 20715 24858 27620 33144 34920 41430 49716 55240 62145 82860 99432 124290 133957 165720 248580 267914 401871 497160 535828 669785 803742 1071656 1205613 1339570 1607484 2009355 2411226 2679140 3214968 4018710 4822452 5358280 6028065 8037420 9644904 12056130 16074840 24112260 48224520