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102245054 = 2223229249
BaseRepresentation
bin1100001100000…
…10001010111110
321010101120211212
412012002022332
5202133320204
614051244422
72351032352
oct606021276
9233346755
10102245054
115279524a
122a2a9712
131824b642
14d817462
158e99c6e
hex61822be

102245054 has 8 divisors (see below), whose sum is σ = 154056000. Its totient is φ = 50893056.

The previous prime is 102245029. The next prime is 102245057. The reversal of 102245054 is 450542201.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102245057) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114179 + ... + 115070.

It is an arithmetic number, because the mean of its divisors is an integer number (19257000).

Almost surely, 2102245054 is an apocalyptic number.

102245054 is a deficient number, since it is larger than the sum of its proper divisors (51810946).

102245054 is a wasteful number, since it uses less digits than its factorization.

102245054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229474.

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 102245054 is about 10111.6296411607. The cubic root of 102245054 is about 467.6067477170.

Adding to 102245054 its reverse (450542201), we get a palindrome (552787255).

The spelling of 102245054 in words is "one hundred two million, two hundred forty-five thousand, fifty-four".

Divisors: 1 2 223 446 229249 458498 51122527 102245054