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488825040 = 243511185161
BaseRepresentation
bin11101001000101…
…110000011010000
31021001210212220010
4131020232003100
52000114400130
6120301114520
715053641614
oct3510560320
91231725803
10488825040
11230a24540
12117858a40
137a3717b2
1448cc7344
152cdac0b0
hex1d22e0d0

488825040 has 80 divisors (see below), whose sum is σ = 1653126336. Its totient is φ = 118502400.

The previous prime is 488825039. The next prime is 488825047. The reversal of 488825040 is 40528884.

It is a tau number, because it is divible by the number of its divisors (80).

It is a self number, because there is not a number n which added to its sum of digits gives 488825040.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (488825047) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89941 + ... + 95220.

Almost surely, 2488825040 is an apocalyptic number.

488825040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

488825040 is an abundant number, since it is smaller than the sum of its proper divisors (1164301296).

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

488825040 is a wasteful number, since it uses less digits than its factorization.

488825040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185188 (or 185182 counting only the distinct ones).

The product of its (nonzero) digits is 81920, while the sum is 39.

The square root of 488825040 is about 22109.3880512329. The cubic root of 488825040 is about 787.7428709193.

It can be divided in two parts, 488 and 825040, that added together give a palindrome (825528).

The spelling of 488825040 in words is "four hundred eighty-eight million, eight hundred twenty-five thousand, forty".

Divisors: 1 2 3 4 5 6 8 10 11 12 15 16 20 22 24 30 33 40 44 48 55 60 66 80 88 110 120 132 165 176 220 240 264 330 440 528 660 880 1320 2640 185161 370322 555483 740644 925805 1110966 1481288 1851610 2036771 2221932 2777415 2962576 3703220 4073542 4443864 5554830 6110313 7406440 8147084 8887728 10183855 11109660 12220626 14812880 16294168 20367710 22219320 24441252 30551565 32588336 40735420 44438640 48882504 61103130 81470840 97765008 122206260 162941680 244412520 488825040