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58478080 = 29553431
BaseRepresentation
bin1101111100010…
…0111000000000
311002000222211211
43133010320000
5104432244310
65445215504
71310025013
oct337047000
9132028754
1058478080
11300114a1
1217701594
13c16631b
147aa337a
155201c8a
hex37c4e00

58478080 has 80 divisors (see below), whose sum is σ = 143187264. Its totient is φ = 22896640.

The previous prime is 58478053. The next prime is 58478083. The reversal of 58478080 is 8087485.

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

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (58478083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 135465 + ... + 135895.

Almost surely, 258478080 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 58478080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71593632).

58478080 is an abundant number, since it is smaller than the sum of its proper divisors (84709184).

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

58478080 is an equidigital number, since it uses as much as digits as its factorization.

58478080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 507 (or 491 counting only the distinct ones).

The product of its (nonzero) digits is 71680, while the sum is 40.

The square root of 58478080 is about 7647.0961809042. The cubic root of 58478080 is about 388.1483118843.

The spelling of 58478080 in words is "fifty-eight million, four hundred seventy-eight thousand, eighty".

Divisors: 1 2 4 5 8 10 16 20 32 40 53 64 80 106 128 160 212 256 265 320 424 431 512 530 640 848 862 1060 1280 1696 1724 2120 2155 2560 3392 3448 4240 4310 6784 6896 8480 8620 13568 13792 16960 17240 22843 27136 27584 33920 34480 45686 55168 67840 68960 91372 110336 114215 135680 137920 182744 220672 228430 275840 365488 456860 551680 730976 913720 1103360 1461952 1827440 2923904 3654880 5847808 7309760 11695616 14619520 29239040 58478080