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33130233250060 = 2257921199376787
BaseRepresentation
bin1111000100001101110111…
…10010001100000100001100
311100022012220220210121111011
413202012323302030010030
513320301204203000220
6154243452525135004
76656403031121062
oct742067362140414
9140265826717434
1033130233250060
11a6134a8a6a101
123870a400ba464
13156422427035b
14827724708032
153c6bd7aa765a
hex1e21bbc8c10c

33130233250060 has 48 divisors (see below), whose sum is σ = 70788073628160. Its totient is φ = 13022334037440.

The previous prime is 33130233250043. The next prime is 33130233250063. The reversal of 33130233250060 is 6005233203133.

It is a super-2 number, since 2×331302332500602 (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33130233250063) 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, 49355014 + ... + 50021773.

It is an arithmetic number, because the mean of its divisors is an integer number (1474751533920).

Almost surely, 233130233250060 is an apocalyptic number.

It is an amenable number.

33130233250060 is an abundant number, since it is smaller than the sum of its proper divisors (37657840378100).

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

33130233250060 is a wasteful number, since it uses less digits than its factorization.

33130233250060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99377086 (or 99377084 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 31.

Adding to 33130233250060 its reverse (6005233203133), we get a palindrome (39135466453193).

The spelling of 33130233250060 in words is "thirty-three trillion, one hundred thirty billion, two hundred thirty-three million, two hundred fifty thousand, sixty".

Divisors: 1 2 4 5 10 20 79 158 211 316 395 422 790 844 1055 1580 2110 4220 16669 33338 66676 83345 166690 333380 99376787 198753574 397507148 496883935 993767870 1987535740 7850766173 15701532346 20968502057 31403064692 39253830865 41937004114 78507661730 83874008228 104842510285 157015323460 209685020570 419370041140 1656511662503 3313023325006 6626046650012 8282558312515 16565116625030 33130233250060