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80061454 = 2113639157
BaseRepresentation
bin1001100010110…
…10010000001110
312120122112200001
410301122100032
5130443431304
611535554514
71661340214
oct461322016
9176575601
1080061454
11412133a0
122298ba3a
1313782355
14a8c0cb4
157066da4
hex4c5a40e

80061454 has 8 divisors (see below), whose sum is σ = 131009688. Its totient is φ = 36391560.

The previous prime is 80061439. The next prime is 80061461. The reversal of 80061454 is 45416008.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 1819557 + ... + 1819600.

It is an arithmetic number, because the mean of its divisors is an integer number (16376211).

Almost surely, 280061454 is an apocalyptic number.

80061454 is a deficient number, since it is larger than the sum of its proper divisors (50948234).

80061454 is a wasteful number, since it uses less digits than its factorization.

80061454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3639170.

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 80061454 is about 8947.7066335458. The cubic root of 80061454 is about 430.9972419582.

The spelling of 80061454 in words is "eighty million, sixty-one thousand, four hundred fifty-four".

Divisors: 1 2 11 22 3639157 7278314 40030727 80061454