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225412542460 = 22573314864319
BaseRepresentation
bin1101000111101110100…
…0100110111111111100
3210112211101110121011201
43101323220212333330
512143121102324320
6251315245025244
722166634666040
oct3217350467774
9715741417151
10225412542460
118766255a506
123782a255224
1318344168b51
14aca5176020
155ce448670a
hex347ba26ffc

225412542460 has 48 divisors (see below), whose sum is σ = 542624624640. Its totient is φ = 77050797120.

The previous prime is 225412542419. The next prime is 225412542469. The reversal of 225412542460 is 64245214522.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225412542469) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2385820 + ... + 2478499.

It is an arithmetic number, because the mean of its divisors is an integer number (11304679680).

Almost surely, 2225412542460 is an apocalyptic number.

225412542460 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

225412542460 is an abundant number, since it is smaller than the sum of its proper divisors (317212082180).

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

225412542460 is a wasteful number, since it uses less digits than its factorization.

225412542460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4864666 (or 4864664 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 37.

Adding to 225412542460 its reverse (64245214522), we get a palindrome (289657756982).

The spelling of 225412542460 in words is "two hundred twenty-five billion, four hundred twelve million, five hundred forty-two thousand, four hundred sixty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 331 662 1324 1655 2317 3310 4634 6620 9268 11585 23170 46340 4864319 9728638 19457276 24321595 34050233 48643190 68100466 97286380 136200932 170251165 340502330 681004660 1610089589 3220179178 6440358356 8050447945 11270627123 16100895890 22541254246 32201791780 45082508492 56353135615 112706271230 225412542460