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102332143244 = 221911331737589
BaseRepresentation
bin101111101001101111…
…0001001011010001100
3100210010200222111100102
41133103132021122030
53134034012040434
6115002152550232
710251612602642
oct1372336113214
9323120874312
10102332143244
113a442910911
12179ba9b2378
13985aa2a266
144d4aa99192
1529ddd5a07e
hex17d378968c

102332143244 has 48 divisors (see below), whose sum is σ = 190779775200. Its totient is φ = 47891321856.

The previous prime is 102332143231. The next prime is 102332143363. The reversal of 102332143244 is 442341233201.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2703602 + ... + 2741190.

It is an arithmetic number, because the mean of its divisors is an integer number (3974578650).

Almost surely, 2102332143244 is an apocalyptic number.

It is an amenable number.

102332143244 is a deficient number, since it is larger than the sum of its proper divisors (88447631956).

102332143244 is a wasteful number, since it uses less digits than its factorization.

102332143244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38042 (or 38040 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 102332143244 its reverse (442341233201), we get a palindrome (544673376445).

The spelling of 102332143244 in words is "one hundred two billion, three hundred thirty-two million, one hundred forty-three thousand, two hundred forty-four".

Divisors: 1 2 4 19 38 76 113 226 317 452 634 1268 2147 4294 6023 8588 12046 24092 35821 37589 71642 75178 143284 150356 680599 714191 1361198 1428382 2722396 2856764 4247557 8495114 11915713 16990228 23831426 47662852 80703583 161407166 226398547 322814332 452797094 905594188 1346475569 2692951138 5385902276 25583035811 51166071622 102332143244