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102102323010 = 23583149275201
BaseRepresentation
bin101111100010111000…
…1011100111101000010
3100202112200112102020220
41133011301130331002
53133101143314020
6114523303043510
710243122266052
oct1370561347502
9322480472226
10102102323010
113a335110536
1217955a40596
139822231a5c
144d28353562
1529c8ab0240
hex17c5c5cf42

102102323010 has 64 divisors (see below), whose sum is σ = 249663254400. Its totient is φ = 26718617600.

The previous prime is 102102322943. The next prime is 102102323087. The reversal of 102102323010 is 10323201201.

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

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, 233410 + ... + 508610.

It is an arithmetic number, because the mean of its divisors is an integer number (3900988350).

Almost surely, 2102102323010 is an apocalyptic number.

102102323010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102102323010 is an abundant number, since it is smaller than the sum of its proper divisors (147560931390).

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

102102323010 is a wasteful number, since it uses less digits than its factorization.

102102323010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275443.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 102102323010 its reverse (10323201201), we get a palindrome (112425524211).

The spelling of 102102323010 in words is "one hundred two billion, one hundred two million, three hundred twenty-three thousand, ten".

Divisors: 1 2 3 5 6 10 15 30 83 149 166 249 298 415 447 498 745 830 894 1245 1490 2235 2490 4470 12367 24734 37101 61835 74202 123670 185505 275201 371010 550402 825603 1376005 1651206 2752010 4128015 8256030 22841683 41004949 45683366 68525049 82009898 114208415 123014847 137050098 205024745 228416830 246029694 342625245 410049490 615074235 685250490 1230148470 3403410767 6806821534 10210232301 17017053835 20420464602 34034107670 51051161505 102102323010