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86771316 = 2237230943
BaseRepresentation
bin1010010110000…
…00011001110100
320001021102212110
411023000121310
5134203140231
612335451020
72102354412
oct513003164
9201242773
1086771316
1144a86635
1225086a70
1314c91498
14b74a2b2
157940046
hex52c0674

86771316 has 12 divisors (see below), whose sum is σ = 202466432. Its totient is φ = 28923768.

The previous prime is 86771299. The next prime is 86771317. The reversal of 86771316 is 61317768.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×867713162 = 15058522560743712, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86771317) by changing a digit.

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, 3615460 + ... + 3615483.

Almost surely, 286771316 is an apocalyptic number.

It is an amenable number.

86771316 is an abundant number, since it is smaller than the sum of its proper divisors (115695116).

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

86771316 is a wasteful number, since it uses less digits than its factorization.

86771316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7230950 (or 7230948 counting only the distinct ones).

The product of its digits is 42336, while the sum is 39.

The square root of 86771316 is about 9315.1122376491. The cubic root of 86771316 is about 442.7161802388.

The spelling of 86771316 in words is "eighty-six million, seven hundred seventy-one thousand, three hundred sixteen".

Divisors: 1 2 3 4 6 12 7230943 14461886 21692829 28923772 43385658 86771316