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87834076 = 22111996229
BaseRepresentation
bin1010011110000…
…11110111011100
320010021102200221
411033003313130
5134441142301
612414331124
72114402011
oct517036734
9203242627
1087834076
1145642050
12254b9aa4
1315274135
14b945708
157a9eda1
hex53c3ddc

87834076 has 12 divisors (see below), whose sum is σ = 167683320. Its totient is φ = 39924560.

The previous prime is 87834073. The next prime is 87834077. The reversal of 87834076 is 67043878.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (87834073) 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, 998071 + ... + 998158.

It is an arithmetic number, because the mean of its divisors is an integer number (13973610).

Almost surely, 287834076 is an apocalyptic number.

It is an amenable number.

87834076 is a deficient number, since it is larger than the sum of its proper divisors (79849244).

87834076 is a wasteful number, since it uses less digits than its factorization.

87834076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1996244 (or 1996242 counting only the distinct ones).

The product of its (nonzero) digits is 225792, while the sum is 43.

The square root of 87834076 is about 9371.9835680607. The cubic root of 87834076 is about 444.5162879323.

The spelling of 87834076 in words is "eighty-seven million, eight hundred thirty-four thousand, seventy-six".

Divisors: 1 2 4 11 22 44 1996229 3992458 7984916 21958519 43917038 87834076