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80482485 = 356187959
BaseRepresentation
bin1001100110000…
…01000010110101
312121102221012210
410303001002311
5131100414420
611553004033
71665042546
oct463010265
9177387183
1080482485
1141480756
1222b53619
131389bb95
14a9904cd
1570eb9e0
hex4cc10b5

80482485 has 16 divisors (see below), whose sum is σ = 130884480. Its totient is φ = 42219840.

The previous prime is 80482483. The next prime is 80482489. The reversal of 80482485 is 58428408.

It is not a de Polignac number, because 80482485 - 21 = 80482483 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80482483) 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 15 ways as a sum of consecutive naturals, for example, 43065 + ... + 44894.

It is an arithmetic number, because the mean of its divisors is an integer number (8180280).

Almost surely, 280482485 is an apocalyptic number.

It is an amenable number.

80482485 is a deficient number, since it is larger than the sum of its proper divisors (50401995).

80482485 is a wasteful number, since it uses less digits than its factorization.

80482485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88028.

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

The square root of 80482485 is about 8971.2030965752. The cubic root of 80482485 is about 431.7514377292.

The spelling of 80482485 in words is "eighty million, four hundred eighty-two thousand, four hundred eighty-five".

Divisors: 1 3 5 15 61 183 305 915 87959 263877 439795 1319385 5365499 16096497 26827495 80482485