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80241976 = 2310030247
BaseRepresentation
bin1001100100001…
…10010100111000
312120222201022001
410302012110320
5131020220401
611543510344
71663021423
oct462062470
9176881261
1080241976
1141326a91
1222a583b4
1313816579
14a92a9ba
1570a0601
hex4c86538

80241976 has 8 divisors (see below), whose sum is σ = 150453720. Its totient is φ = 40120984.

The previous prime is 80241971. The next prime is 80241979. The reversal of 80241976 is 67914208.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80241971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5015116 + ... + 5015131.

It is an arithmetic number, because the mean of its divisors is an integer number (18806715).

Almost surely, 280241976 is an apocalyptic number.

It is an amenable number.

80241976 is a deficient number, since it is larger than the sum of its proper divisors (70211744).

80241976 is a wasteful number, since it uses less digits than its factorization.

80241976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10030253 (or 10030249 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 37.

The square root of 80241976 is about 8957.7885663818. The cubic root of 80241976 is about 431.3209353033.

It can be divided in two parts, 8024 and 1976, that added together give a 4-th power (10000 = 104).

The spelling of 80241976 in words is "eighty million, two hundred forty-one thousand, nine hundred seventy-six".

Divisors: 1 2 4 8 10030247 20060494 40120988 80241976