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83333333028 = 223113717062517
BaseRepresentation
bin100110110011100001…
…1011100000000100100
321222002122100221021210
41031213003130000210
52331131313124103
6102141030311420
76010035433461
oct1154703340044
9258078327253
1083333333028
1132383548570
12141981b8570
137b208b821a
144067750668
15227ae57e03
hex13670dc024

83333333028 has 48 divisors (see below), whose sum is σ = 217854229824. Its totient is φ = 24570023040.

The previous prime is 83333333021. The next prime is 83333333029. The reversal of 83333333028 is 82033333338.

It is not an unprimeable number, because it can be changed into a prime (83333333021) 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, 8526375 + ... + 8536142.

It is an arithmetic number, because the mean of its divisors is an integer number (4538629788).

Almost surely, 283333333028 is an apocalyptic number.

It is an amenable number.

83333333028 is an abundant number, since it is smaller than the sum of its proper divisors (134520896796).

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

83333333028 is a wasteful number, since it uses less digits than its factorization.

83333333028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17062572 (or 17062570 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 39.

The spelling of 83333333028 in words is "eighty-three billion, three hundred thirty-three million, three hundred thirty-three thousand, twenty-eight".

Divisors: 1 2 3 4 6 11 12 22 33 37 44 66 74 111 132 148 222 407 444 814 1221 1628 2442 4884 17062517 34125034 51187551 68250068 102375102 187687687 204750204 375375374 563063061 631313129 750750748 1126126122 1262626258 1893939387 2252252244 2525252516 3787878774 6944444419 7575757548 13888888838 20833333257 27777777676 41666666514 83333333028