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80057950 = 2527228737
BaseRepresentation
bin1001100010110…
…01011001011110
312120122100212021
410301121121132
5130443323300
611535530354
71661324050
oct461313136
9176570767
1080057950
11412107a5
12229899ba
131378088b
14a8bd8d0
157065d1a
hex4c5965e

80057950 has 24 divisors (see below), whose sum is σ = 170181072. Its totient is φ = 27448320.

The previous prime is 80057933. The next prime is 80057969. The reversal of 80057950 is 5975008.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 114019 + ... + 114718.

It is an arithmetic number, because the mean of its divisors is an integer number (7090878).

Almost surely, 280057950 is an apocalyptic number.

80057950 is an abundant number, since it is smaller than the sum of its proper divisors (90123122).

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

80057950 is a wasteful number, since it uses less digits than its factorization.

80057950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228756 (or 228751 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 34.

The square root of 80057950 is about 8947.5108270401. The cubic root of 80057950 is about 430.9909541368.

The spelling of 80057950 in words is "eighty million, fifty-seven thousand, nine hundred fifty".

Divisors: 1 2 5 7 10 14 25 35 50 70 175 350 228737 457474 1143685 1601159 2287370 3202318 5718425 8005795 11436850 16011590 40028975 80057950