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80434208 = 2517199743
BaseRepresentation
bin1001100101101…
…01010000100000
312121100110222202
410302311100200
5131042343313
611551552332
71664452031
oct462652040
9177313882
1080434208
1141448458
1222b2b6a8
1313882c0a
14a97aa88
1570dc558
hex4cb5420

80434208 has 48 divisors (see below), whose sum is σ = 168739200. Its totient is φ = 37610496.

The previous prime is 80434141. The next prime is 80434271. The reversal of 80434208 is 80243408.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 107885 + ... + 108627.

It is an arithmetic number, because the mean of its divisors is an integer number (3515400).

Almost surely, 280434208 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 80434208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84369600).

80434208 is an abundant number, since it is smaller than the sum of its proper divisors (88304992).

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

80434208 is a wasteful number, since it uses less digits than its factorization.

80434208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 969 (or 961 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 29.

The square root of 80434208 is about 8968.5120282018. The cubic root of 80434208 is about 431.6650925109.

The spelling of 80434208 in words is "eighty million, four hundred thirty-four thousand, two hundred eight".

Divisors: 1 2 4 8 16 17 32 34 68 136 199 272 398 544 743 796 1486 1592 2972 3184 3383 5944 6368 6766 11888 12631 13532 23776 25262 27064 50524 54128 101048 108256 147857 202096 295714 404192 591428 1182856 2365712 2513569 4731424 5027138 10054276 20108552 40217104 80434208