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30231232220010 = 2352379195532691
BaseRepresentation
bin1101101111110110000011…
…10110111000101101101010
310222001002002112220121102210
412313323001312320231222
512430302030422020020
6144144011504105550
76240064055003223
oct667730166705552
9128032075817383
1030231232220010
1196a5aa2509428
1234830226052b6
1313b3a401b9283
147672b13d224a
153765b51293e0
hex1b7ec1db8b6a

30231232220010 has 64 divisors (see below), whose sum is σ = 75719094865920. Its totient is φ = 7710179737920.

The previous prime is 30231232219973. The next prime is 30231232220017. The reversal of 30231232220010 is 1002223213203.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (30231232220017) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2697765 + ... + 8230455.

It is an arithmetic number, because the mean of its divisors is an integer number (1183110857280).

Almost surely, 230231232220010 is an apocalyptic number.

30231232220010 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

30231232220010 is an abundant number, since it is smaller than the sum of its proper divisors (45487862645910).

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

30231232220010 is a wasteful number, since it uses less digits than its factorization.

30231232220010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5540643.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 30231232220010 its reverse (1002223213203), we get a palindrome (31233455433213).

The spelling of 30231232220010 in words is "thirty trillion, two hundred thirty-one billion, two hundred thirty-two million, two hundred twenty thousand, ten".

Divisors: 1 2 3 5 6 10 15 23 30 46 69 115 138 230 345 690 7919 15838 23757 39595 47514 79190 118785 182137 237570 364274 546411 910685 1092822 1821370 2732055 5464110 5532691 11065382 16598073 27663455 33196146 55326910 82990365 127251893 165980730 254503786 381755679 636259465 763511358 1272518930 1908778395 3817556790 43813380029 87626760058 131440140087 219066900145 262880280174 438133800290 657200700435 1007707740667 1314401400870 2015415481334 3023123222001 5038538703335 6046246444002 10077077406670 15115616110005 30231232220010