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83055038 = 21161199311
BaseRepresentation
bin1001111001101…
…01000110111110
312210021122002112
410330311012332
5132230230123
612124054022
72025645653
oct474650676
9183248075
1083055038
1142978530
1223994312
131428cac1
14b05dc2a
157458d78
hex4f351be

83055038 has 32 divisors (see below), whose sum is σ = 139276800. Its totient is φ = 36828000.

The previous prime is 83055031. The next prime is 83055083.

83055038 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 83054995 and 83055013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83055031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 266903 + ... + 267213.

It is an arithmetic number, because the mean of its divisors is an integer number (4352400).

Almost surely, 283055038 is an apocalyptic number.

83055038 is a deficient number, since it is larger than the sum of its proper divisors (56221762).

83055038 is a wasteful number, since it uses less digits than its factorization.

83055038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 584.

The product of its (nonzero) digits is 14400, while the sum is 32.

The square root of 83055038 is about 9113.4536812341. The cubic root of 83055038 is about 436.3034633699.

The spelling of 83055038 in words is "eighty-three million, fifty-five thousand, thirty-eight".

Divisors: 1 2 11 22 61 122 199 311 398 622 671 1342 2189 3421 4378 6842 12139 18971 24278 37942 61889 123778 133529 208681 267058 417362 680779 1361558 3775229 7550458 41527519 83055038