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83145153848 = 2381112815221
BaseRepresentation
bin100110101101111010…
…1100101110100111000
321221121112021102222112
41031123311211310320
52330240124410343
6102110225111452
76002262101231
oct1153365456470
9257545242875
1083145153848
11322972a9789
1214145188588
137ac090c4b3
14404a768088
152269686218
hex135bd65d38

83145153848 has 16 divisors (see below), whose sum is σ = 156089403960. Its totient is φ = 41521312800.

The previous prime is 83145153829. The next prime is 83145153857. The reversal of 83145153848 is 84835154138.

It is a junction number, because it is equal to n+sod(n) for n = 83145153796 and 83145153805.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6401123 + ... + 6414098.

Almost surely, 283145153848 is an apocalyptic number.

It is an amenable number.

83145153848 is a deficient number, since it is larger than the sum of its proper divisors (72944250112).

83145153848 is a wasteful number, since it uses less digits than its factorization.

83145153848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12816038 (or 12816034 counting only the distinct ones).

The product of its digits is 1843200, while the sum is 50.

The spelling of 83145153848 in words is "eighty-three billion, one hundred forty-five million, one hundred fifty-three thousand, eight hundred forty-eight".

Divisors: 1 2 4 8 811 1622 3244 6488 12815221 25630442 51260884 102521768 10393144231 20786288462 41572576924 83145153848