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481688032 = 2572973167
BaseRepresentation
bin11100101101011…
…111100111100000
31020120101021202111
4130231133213200
51441303004112
6115444125104
714636165200
oct3455374740
91216337674
10481688032
1122799a391
12115396794
1378a43107
1447d8a400
152c44c5a7
hex1cb5f9e0

481688032 has 72 divisors (see below), whose sum is σ = 1114876224. Its totient is φ = 204244992.

The previous prime is 481688029. The next prime is 481688033. The reversal of 481688032 is 230886184.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (481688033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 150513 + ... + 153679.

It is an arithmetic number, because the mean of its divisors is an integer number (15484392).

Almost surely, 2481688032 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 481688032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (557438112).

481688032 is an abundant number, since it is smaller than the sum of its proper divisors (633188192).

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

481688032 is a wasteful number, since it uses less digits than its factorization.

481688032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3288 (or 3273 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 40.

The square root of 481688032 is about 21947.3923735828. The cubic root of 481688032 is about 783.8902907710.

The spelling of 481688032 in words is "four hundred eighty-one million, six hundred eighty-eight thousand, thirty-two".

Divisors: 1 2 4 7 8 14 16 28 32 49 56 97 98 112 194 196 224 388 392 679 776 784 1358 1552 1568 2716 3104 3167 4753 5432 6334 9506 10864 12668 19012 21728 22169 25336 38024 44338 50672 76048 88676 101344 152096 155183 177352 307199 310366 354704 614398 620732 709408 1228796 1241464 2150393 2457592 2482928 4300786 4915184 4965856 8601572 9830368 15052751 17203144 30105502 34406288 60211004 68812576 120422008 240844016 481688032