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225384027148 = 22710589760169
BaseRepresentation
bin1101000111100111101…
…1110101010000001100
3210112202101210212112001
43101321323311100030
512143041302332043
6251312345522044
722166140423030
oct3217173652014
9715671725461
10225384027148
1187648453535
12378207a3324
131833b293897
14aca14721c0
155ce1c0274d
hex3479ef540c

225384027148 has 24 divisors (see below), whose sum is σ = 450811216800. Its totient is φ = 96583905408.

The previous prime is 225384027079. The next prime is 225384027157. The reversal of 225384027148 is 841720483522.

It is a junction number, because it is equal to n+sod(n) for n = 225384027098 and 225384027107.

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, 83593 + ... + 676576.

It is an arithmetic number, because the mean of its divisors is an integer number (18783800700).

Almost surely, 2225384027148 is an apocalyptic number.

225384027148 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

225384027148 is an abundant number, since it is smaller than the sum of its proper divisors (225427189652).

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

225384027148 is a wasteful number, since it uses less digits than its factorization.

225384027148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 770769 (or 770767 counting only the distinct ones).

The product of its (nonzero) digits is 860160, while the sum is 46.

The spelling of 225384027148 in words is "two hundred twenty-five billion, three hundred eighty-four million, twenty-seven thousand, one hundred forty-eight".

Divisors: 1 2 4 7 14 28 10589 21178 42356 74123 148246 296492 760169 1520338 3040676 5321183 10642366 21284732 8049429541 16098859082 32197718164 56346006787 112692013574 225384027148