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102002302230 = 23541100982189
BaseRepresentation
bin101111011111111001…
…1111001110100010110
3100202021201022211112120
41132333303321310112
53132400042132410
6114505331200410
710240466156223
oct1367763716426
9322251284476
10102002302230
113a293705434
1217928446106
1398075b196a
144d18d5894a
1529bee04570
hex17bfcf9d16

102002302230 has 64 divisors (see below), whose sum is σ = 251027985600. Its totient is φ = 26510561280.

The previous prime is 102002302151. The next prime is 102002302249. The reversal of 102002302230 is 32203200201.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1199976 + ... + 1282164.

It is an arithmetic number, because the mean of its divisors is an integer number (3922312275).

Almost surely, 2102002302230 is an apocalyptic number.

102002302230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 102002302230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (125513992800).

102002302230 is an abundant number, since it is smaller than the sum of its proper divisors (149025683370).

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

102002302230 is a wasteful number, since it uses less digits than its factorization.

102002302230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83249.

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 102002302230 its reverse (32203200201), we get a palindrome (134205502431).

The spelling of 102002302230 in words is "one hundred two billion, two million, three hundred two thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 41 82 123 205 246 410 615 1009 1230 2018 3027 5045 6054 10090 15135 30270 41369 82189 82738 124107 164378 206845 246567 248214 410945 413690 493134 620535 821890 1232835 1241070 2465670 3369749 6739498 10109247 16848745 20218494 33697490 50546235 82928701 101092470 165857402 248786103 414643505 497572206 829287010 1243930515 2487861030 3400076741 6800153482 10200230223 17000383705 20400460446 34000767410 51001151115 102002302230