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102011603660 = 22526367328817
BaseRepresentation
bin101111100000001011…
…1011000101011001100
3100202022100211101200222
41133000113120223030
53132404432304120
6114510302410512
710240641216131
oct1370027305314
9322270741628
10102011603660
113a29898876a
121792b590a38
1398094ba575
144d1a29a588
1529c0b40525
hex17c05d8acc

102011603660 has 48 divisors (see below), whose sum is σ = 215365905216. Its totient is φ = 40587681792.

The previous prime is 102011603651. The next prime is 102011603663. The reversal of 102011603660 is 66306110201.

It is not an unprimeable number, because it can be changed into a prime (102011603663) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3525572 + ... + 3554388.

It is an arithmetic number, because the mean of its divisors is an integer number (4486789692).

Almost surely, 2102011603660 is an apocalyptic number.

102011603660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102011603660 is an abundant number, since it is smaller than the sum of its proper divisors (113354301556).

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

102011603660 is a wasteful number, since it uses less digits than its factorization.

102011603660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29762 (or 29760 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 26.

Adding to 102011603660 its reverse (66306110201), we get a palindrome (168317713861).

The spelling of 102011603660 in words is "one hundred two billion, eleven million, six hundred three thousand, six hundred sixty".

Divisors: 1 2 4 5 10 20 263 526 673 1052 1315 1346 2630 2692 3365 5260 6730 13460 28817 57634 115268 144085 176999 288170 353998 576340 707996 884995 1769990 3539980 7578871 15157742 19393841 30315484 37894355 38787682 75788710 77575364 96969205 151577420 193938410 387876820 5100580183 10201160366 20402320732 25502900915 51005801830 102011603660