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1481208080 = 245111988589
BaseRepresentation
bin101100001001001…
…0111000100010000
310211020011011111112
41120102113010100
511013142124310
6402551232452
751464026622
oct13022270420
93736134445
101481208080
116a0115610
12354078728
131a7b429b1
14100a10c12
158a086705
hex58497110

1481208080 has 80 divisors (see below), whose sum is σ = 3954657600. Its totient is φ = 510266880.

The previous prime is 1481208067. The next prime is 1481208101. The reversal of 1481208080 is 808021841.

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

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 27575 + ... + 61014.

It is an arithmetic number, because the mean of its divisors is an integer number (49433220).

Almost surely, 21481208080 is an apocalyptic number.

1481208080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1481208080 is an abundant number, since it is smaller than the sum of its proper divisors (2473449520).

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

1481208080 is a wasteful number, since it uses less digits than its factorization.

1481208080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88632 (or 88626 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 32.

The square root of 1481208080 is about 38486.4661926761. The cubic root of 1481208080 is about 1139.9138336433.

The spelling of 1481208080 in words is "one billion, four hundred eighty-one million, two hundred eight thousand, eighty".

Divisors: 1 2 4 5 8 10 11 16 19 20 22 38 40 44 55 76 80 88 95 110 152 176 190 209 220 304 380 418 440 760 836 880 1045 1520 1672 2090 3344 4180 8360 16720 88589 177178 354356 442945 708712 885890 974479 1417424 1683191 1771780 1948958 3366382 3543560 3897916 4872395 6732764 7087120 7795832 8415955 9744790 13465528 15591664 16831910 18515101 19489580 26931056 33663820 37030202 38979160 67327640 74060404 77958320 92575505 134655280 148120808 185151010 296241616 370302020 740604040 1481208080