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488943072 = 25321697719
BaseRepresentation
bin11101001001001…
…010110111100000
31021002000212210200
4131021022313200
52000132134242
6120303425200
715054643002
oct3511126740
91232025720
10488943072
11230aa5192
121178b5200
137a3b3437
1448d18372
152cdd204c
hex1d24ade0

488943072 has 36 divisors (see below), whose sum is σ = 1390432680. Its totient is φ = 162980928.

The previous prime is 488943071. The next prime is 488943097. The reversal of 488943072 is 270349884.

It is a tau number, because it is divible by the number of its divisors (36).

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (488943071) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 848572 + ... + 849147.

It is an arithmetic number, because the mean of its divisors is an integer number (38623130).

Almost surely, 2488943072 is an apocalyptic number.

It is an amenable number.

488943072 is an abundant number, since it is smaller than the sum of its proper divisors (901489608).

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

488943072 is a wasteful number, since it uses less digits than its factorization.

488943072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1697735 (or 1697724 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 45.

The square root of 488943072 is about 22112.0571634572. The cubic root of 488943072 is about 787.8062687790.

It can be divided in two parts, 4889 and 43072, that added together give a square (47961 = 2192).

The spelling of 488943072 in words is "four hundred eighty-eight million, nine hundred forty-three thousand, seventy-two".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 32 36 48 72 96 144 288 1697719 3395438 5093157 6790876 10186314 13581752 15279471 20372628 27163504 30558942 40745256 54327008 61117884 81490512 122235768 162981024 244471536 488943072