Search a number
-
+
102122022030 = 23572412017823
BaseRepresentation
bin101111100011011110…
…0100110010010001110
3100202121001121020020020
41133012330212102032
53133121214201110
6114525245203010
710243451602440
oct1370674462216
9322531536206
10102122022030
113a345245716
1217960560466
13982633b192
144d2ac00490
1529ca6a1d70
hex17c6f2648e

102122022030 has 64 divisors (see below), whose sum is σ = 281268523008. Its totient is φ = 23245309440.

The previous prime is 102122022019. The next prime is 102122022031. The reversal of 102122022030 is 30220221201.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102122022031) 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, 958302 + ... + 1059521.

It is an arithmetic number, because the mean of its divisors is an integer number (4394820672).

Almost surely, 2102122022030 is an apocalyptic number.

102122022030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102122022030 is an abundant number, since it is smaller than the sum of its proper divisors (179146500978).

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

102122022030 is a wasteful number, since it uses less digits than its factorization.

102122022030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2018081.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 102122022030 its reverse (30220221201), we get a palindrome (132342243231).

The spelling of 102122022030 in words is "one hundred two billion, one hundred twenty-two million, twenty-two thousand, thirty".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 35 42 70 105 210 241 482 723 1205 1446 1687 2410 3374 3615 5061 7230 8435 10122 16870 25305 50610 2017823 4035646 6053469 10089115 12106938 14124761 20178230 28249522 30267345 42374283 60534690 70623805 84748566 141247610 211871415 423742830 486295343 972590686 1458886029 2431476715 2917772058 3404067401 4862953430 6808134802 7294430145 10212202203 14588860290 17020337005 20424404406 34040674010 51061011015 102122022030