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102203130024 = 2333473162639
BaseRepresentation
bin101111100101111001…
…0000000000010101000
3100202210201012221111000
41133023302000002220
53133303000130044
6114541303435000
710245455162052
oct1371362000250
9322721187430
10102203130024
113a387003316
1217983755a60
13983a098988
144d378b48d2
1529d2873d69
hex17cbc800a8

102203130024 has 32 divisors (see below), whose sum is σ = 283897584000. Its totient is φ = 34067709936.

The previous prime is 102203130013. The next prime is 102203130041. The reversal of 102203130024 is 420031302201.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 102203129979 and 102203130006.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 236581104 + ... + 236581535.

It is an arithmetic number, because the mean of its divisors is an integer number (8871799500).

Almost surely, 2102203130024 is an apocalyptic number.

It is an amenable number.

102203130024 is an abundant number, since it is smaller than the sum of its proper divisors (181694453976).

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

102203130024 is a wasteful number, since it uses less digits than its factorization.

102203130024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 473162654 (or 473162644 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 102203130024 its reverse (420031302201), we get a palindrome (522234432225).

The spelling of 102203130024 in words is "one hundred two billion, two hundred three million, one hundred thirty thousand, twenty-four".

Divisors: 1 2 3 4 6 8 9 12 18 24 27 36 54 72 108 216 473162639 946325278 1419487917 1892650556 2838975834 3785301112 4258463751 5677951668 8516927502 11355903336 12775391253 17033855004 25550782506 34067710008 51101565012 102203130024