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80428150548 = 223212717591459
BaseRepresentation
bin100101011100111100…
…1000010111100010100
321200121011202101010200
41022321321002330110
52304204101304143
6100540450220500
75545040666634
oct1127171027424
9250534671120
1080428150548
1131122659a09
1213707284730
137779a51635
143c6d98a6c4
15215ad931d3
hex12b9e42f14

80428150548 has 36 divisors (see below), whose sum is σ = 204905326080. Its totient is φ = 26598284496.

The previous prime is 80428150547. The next prime is 80428150549. The reversal of 80428150548 is 84505182408.

80428150548 is a `hidden beast` number, since 80 + 4 + 28 + 1 + 5 + 0 + 548 = 666.

It is an interprime number because it is at equal distance from previous prime (80428150547) and next prime (80428150549).

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80428150547) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8791158 + ... + 8800301.

Almost surely, 280428150548 is an apocalyptic number.

It is an amenable number.

80428150548 is an abundant number, since it is smaller than the sum of its proper divisors (124477175532).

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

80428150548 is a wasteful number, since it uses less digits than its factorization.

80428150548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17591596 (or 17591591 counting only the distinct ones).

The product of its (nonzero) digits is 409600, while the sum is 45.

The spelling of 80428150548 in words is "eighty billion, four hundred twenty-eight million, one hundred fifty thousand, five hundred forty-eight".

Divisors: 1 2 3 4 6 9 12 18 36 127 254 381 508 762 1143 1524 2286 4572 17591459 35182918 52774377 70365836 105548754 158323131 211097508 316646262 633292524 2234115293 4468230586 6702345879 8936461172 13404691758 20107037637 26809383516 40214075274 80428150548