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83888054 = 2612812447
BaseRepresentation
bin1010000000000…
…00011110110110
312211211221202222
411000000132312
5132433404204
612154002342
72036015405
oct500003666
9184757688
1083888054
1143397378
12241163b2
13144c2003
14b1d963c
157570abe
hex50007b6

83888054 has 16 divisors (see below), whose sum is σ = 128402496. Its totient is φ = 41092800.

The previous prime is 83888053. The next prime is 83888093. The reversal of 83888054 is 45088838.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 83887996 and 83888014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83888053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33059 + ... + 35505.

It is an arithmetic number, because the mean of its divisors is an integer number (8025156).

Almost surely, 283888054 is an apocalyptic number.

83888054 is a deficient number, since it is larger than the sum of its proper divisors (44514442).

83888054 is a wasteful number, since it uses less digits than its factorization.

83888054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2791.

The product of its (nonzero) digits is 245760, while the sum is 44.

The square root of 83888054 is about 9159.0421988328. The cubic root of 83888054 is about 437.7572760509.

The spelling of 83888054 in words is "eighty-three million, eight hundred eighty-eight thousand, fifty-four".

Divisors: 1 2 61 122 281 562 2447 4894 17141 34282 149267 298534 687607 1375214 41944027 83888054