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102422300252 = 22263683142547
BaseRepresentation
bin101111101100011011…
…0000100011001011100
3100210100222121221111212
41133120312010121130
53134230102102002
6115015133203552
710254056121236
oct1373066043134
9323328557455
10102422300252
113a48979a138
1217a250305b8
1398736057bc
144d58a47256
1529e6c18352
hex17d8d8465c

102422300252 has 24 divisors (see below), whose sum is σ = 180185233536. Its totient is φ = 50941378928.

The previous prime is 102422300221. The next prime is 102422300273. The reversal of 102422300252 is 252003224201.

It is a super-3 number, since 3×1024223002523 (a number of 34 digits) contains 333 as substring.

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, 647243 + ... + 789789.

It is an arithmetic number, because the mean of its divisors is an integer number (7507718064).

Almost surely, 2102422300252 is an apocalyptic number.

It is an amenable number.

102422300252 is a deficient number, since it is larger than the sum of its proper divisors (77762933284).

102422300252 is a wasteful number, since it uses less digits than its factorization.

102422300252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143497 (or 143495 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

Adding to 102422300252 its reverse (252003224201), we get a palindrome (354425524453).

The spelling of 102422300252 in words is "one hundred two billion, four hundred twenty-two million, three hundred thousand, two hundred fifty-two".

Divisors: 1 2 4 263 526 683 1052 1366 2732 142547 179629 285094 359258 570188 718516 37489861 74979722 97359601 149959444 194719202 389438404 25605575063 51211150126 102422300252