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80628514 = 2192121803
BaseRepresentation
bin1001100111001…
…00101100100010
312121201100112021
410303210230202
5131120103024
612000052054
71666221361
oct463445442
9177640467
1080628514
114157043a
122300402a
13139204a5
14a9cb7d8
157129de4
hex4ce4b22

80628514 has 8 divisors (see below), whose sum is σ = 127308240. Its totient is φ = 38192436.

The previous prime is 80628511. The next prime is 80628517. The reversal of 80628514 is 41582608.

It is an interprime number because it is at equal distance from previous prime (80628511) and next prime (80628517).

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

It is a self number, because there is not a number n which added to its sum of digits gives 80628514.

It is not an unprimeable number, because it can be changed into a prime (80628511) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1060864 + ... + 1060939.

It is an arithmetic number, because the mean of its divisors is an integer number (15913530).

Almost surely, 280628514 is an apocalyptic number.

80628514 is a deficient number, since it is larger than the sum of its proper divisors (46679726).

80628514 is a wasteful number, since it uses less digits than its factorization.

80628514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2121824.

The product of its (nonzero) digits is 15360, while the sum is 34.

The square root of 80628514 is about 8979.3381716026. The cubic root of 80628514 is about 432.0124060509.

The spelling of 80628514 in words is "eighty million, six hundred twenty-eight thousand, five hundred fourteen".

Divisors: 1 2 19 38 2121803 4243606 40314257 80628514