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80204532 = 2236683711
BaseRepresentation
bin1001100011111…
…01001011110100
312120220210221020
410301331023310
5131013021112
611543021140
71662504312
oct461751364
9176823836
1080204532
1141300941
1222a3a7b0
1313802505
14a91b0b2
15709448c
hex4c7d2f4

80204532 has 12 divisors (see below), whose sum is σ = 187143936. Its totient is φ = 26734840.

The previous prime is 80204483. The next prime is 80204557. The reversal of 80204532 is 23540208.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3341844 + ... + 3341867.

It is an arithmetic number, because the mean of its divisors is an integer number (15595328).

Almost surely, 280204532 is an apocalyptic number.

It is an amenable number.

80204532 is an abundant number, since it is smaller than the sum of its proper divisors (106939404).

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

80204532 is a wasteful number, since it uses less digits than its factorization.

80204532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6683718 (or 6683716 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 80204532 is about 8955.6982977320. The cubic root of 80204532 is about 431.2538345385.

The spelling of 80204532 in words is "eighty million, two hundred four thousand, five hundred thirty-two".

Divisors: 1 2 3 4 6 12 6683711 13367422 20051133 26734844 40102266 80204532