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80075103 = 3533131609
BaseRepresentation
bin1001100010111…
…01100101011111
312120200020101120
410301131211133
5130444400403
611540142023
71661425053
oct461354537
9176606346
1080075103
1141222679
1222997913
1313788624
14a8c5c63
15706ae53
hex4c5d95f

80075103 has 16 divisors (see below), whose sum is σ = 109196640. Its totient is φ = 52176384.

The previous prime is 80075071. The next prime is 80075129. The reversal of 80075103 is 30157008.

It is not a de Polignac number, because 80075103 - 25 = 80075071 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80075183) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48963 + ... + 50571.

It is an arithmetic number, because the mean of its divisors is an integer number (6824790).

Almost surely, 280075103 is an apocalyptic number.

80075103 is a deficient number, since it is larger than the sum of its proper divisors (29121537).

80075103 is a wasteful number, since it uses less digits than its factorization.

80075103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1978.

The product of its (nonzero) digits is 840, while the sum is 24.

The square root of 80075103 is about 8948.4693104463. The cubic root of 80075103 is about 431.0217329243.

The spelling of 80075103 in words is "eighty million, seventy-five thousand, one hundred three".

Divisors: 1 3 53 159 313 939 1609 4827 16589 49767 85277 255831 503617 1510851 26691701 80075103