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80048380 = 2258944971
BaseRepresentation
bin1001100010101…
…11000011111100
312120121212201211
410301113003330
5130443022010
611535414204
71661254126
oct461270374
9176555654
1080048380
1141204595
1222984364
1313779409
14a8ba216
15706308a
hex4c570fc

80048380 has 24 divisors (see below), whose sum is σ = 169994160. Its totient is φ = 31658880.

The previous prime is 80048363. The next prime is 80048383. The reversal of 80048380 is 8384008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80048383) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20706 + ... + 24265.

It is an arithmetic number, because the mean of its divisors is an integer number (7083090).

Almost surely, 280048380 is an apocalyptic number.

It is an amenable number.

80048380 is an abundant number, since it is smaller than the sum of its proper divisors (89945780).

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

80048380 is a wasteful number, since it uses less digits than its factorization.

80048380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45069 (or 45067 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 31.

The square root of 80048380 is about 8946.9760254513. The cubic root of 80048380 is about 430.9737801281.

It can be divided in two parts, 8004 and 8380, that added together give a 14-th power (16384 = 214).

The spelling of 80048380 in words is "eighty million, forty-eight thousand, three hundred eighty".

Divisors: 1 2 4 5 10 20 89 178 356 445 890 1780 44971 89942 179884 224855 449710 899420 4002419 8004838 16009676 20012095 40024190 80048380