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87848016 = 24371149173
BaseRepresentation
bin1010011110001…
…11010001010000
320010022010211020
411033013101100
5134442114031
612414515440
72114460444
oct517072120
9203263736
1087848016
1145651573
1225505b80
131527a599
14b94a824
157aa4096
hex53c7450

87848016 has 80 divisors (see below), whose sum is σ = 233020800. Its totient is φ = 28510720.

The previous prime is 87847987. The next prime is 87848021. The reversal of 87848016 is 61084878.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 507706 + ... + 507878.

It is an arithmetic number, because the mean of its divisors is an integer number (2912760).

Almost surely, 287848016 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 87848016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (116510400).

87848016 is an abundant number, since it is smaller than the sum of its proper divisors (145172784).

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

87848016 is a wasteful number, since it uses less digits than its factorization.

87848016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 404 (or 398 counting only the distinct ones).

The product of its (nonzero) digits is 86016, while the sum is 42.

The square root of 87848016 is about 9372.7272445111. The cubic root of 87848016 is about 444.5398028351.

The spelling of 87848016 in words is "eighty-seven million, eight hundred forty-eight thousand, sixteen".

Divisors: 1 2 3 4 6 8 12 16 24 48 71 142 149 173 213 284 298 346 426 447 519 568 596 692 852 894 1038 1136 1192 1384 1704 1788 2076 2384 2768 3408 3576 4152 7152 8304 10579 12283 21158 24566 25777 31737 36849 42316 49132 51554 63474 73698 77331 84632 98264 103108 126948 147396 154662 169264 196528 206216 253896 294792 309324 412432 507792 589584 618648 1237296 1830167 3660334 5490501 7320668 10981002 14641336 21962004 29282672 43924008 87848016