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102100002204 = 2238995599253
BaseRepresentation
bin101111100010110100…
…0100110010110011100
3100202112112011111201010
41133011220212112130
53133100100032304
6114523141215220
710243063461624
oct1370550462634
9322475144633
10102100002204
113a333875912
1217955101510
1398218cb5b5
144d27d0b884
1529c87a2789
hex17c5a2659c

102100002204 has 24 divisors (see below), whose sum is σ = 240910120080. Its totient is φ = 33650936704.

The previous prime is 102100002181. The next prime is 102100002217. The reversal of 102100002204 is 402200001201.

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

It is a self number, because there is not a number n which added to its sum of digits gives 102100002204.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47798559 + ... + 47800694.

It is an arithmetic number, because the mean of its divisors is an integer number (10037921670).

Almost surely, 2102100002204 is an apocalyptic number.

It is an amenable number.

102100002204 is an abundant number, since it is smaller than the sum of its proper divisors (138810117876).

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

102100002204 is a wasteful number, since it uses less digits than its factorization.

102100002204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95599349 (or 95599347 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 102100002204 its reverse (402200001201), we get a palindrome (504300003405).

The spelling of 102100002204 in words is "one hundred two billion, one hundred million, two thousand, two hundred four".

Divisors: 1 2 3 4 6 12 89 178 267 356 534 1068 95599253 191198506 286797759 382397012 573595518 1147191036 8508333517 17016667034 25525000551 34033334068 51050001102 102100002204