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30101101320 = 23351571597723
BaseRepresentation
bin11100000010001010…
…100101101100001000
32212200210112101022110
4130002022211230020
5443121340220240
621454523022320
72113635065613
oct340212455410
985623471273
1030101101320
1111847317a44
125a0096a9a0
132ab9302c74
141657a4517a
15bb2949c80
hex7022a5b08

30101101320 has 64 divisors (see below), whose sum is σ = 90878541120. Its totient is φ = 7975828224.

The previous prime is 30101101309. The next prime is 30101101399. The reversal of 30101101320 is 2310110103.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 30101101296 and 30101101305.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 780022 + ... + 817701.

It is an arithmetic number, because the mean of its divisors is an integer number (1419977205).

Almost surely, 230101101320 is an apocalyptic number.

30101101320 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

30101101320 is an abundant number, since it is smaller than the sum of its proper divisors (60777439800).

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

30101101320 is a wasteful number, since it uses less digits than its factorization.

30101101320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1597894 (or 1597890 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 12.

Adding to 30101101320 its reverse (2310110103), we get a palindrome (32411211423).

The spelling of 30101101320 in words is "thirty billion, one hundred one million, one hundred one thousand, three hundred twenty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 157 314 471 628 785 942 1256 1570 1884 2355 3140 3768 4710 6280 9420 18840 1597723 3195446 4793169 6390892 7988615 9586338 12781784 15977230 19172676 23965845 31954460 38345352 47931690 63908920 95863380 191726760 250842511 501685022 752527533 1003370044 1254212555 1505055066 2006740088 2508425110 3010110132 3762637665 5016850220 6020220264 7525275330 10033700440 15050550660 30101101320