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538250960464 = 24727773173039
BaseRepresentation
bin1111101010100100100…
…00011101111001010000
31220110022122010211112221
413311102100131321100
532304314221213324
61051134042030424
753613234450460
oct7652220357120
91813278124487
10538250960464
111982a86a9218
12883971a8414
133b9aba438a9
141c0a13c1ba0
15e003ccb0e4
hex7d5241de50

538250960464 has 40 divisors (see below), whose sum is σ = 1191891214080. Its totient is φ = 230669344128.

The previous prime is 538250960459. The next prime is 538250960551. The reversal of 538250960464 is 464069052835.

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, 3024057 + ... + 3197095.

It is an arithmetic number, because the mean of its divisors is an integer number (29797280352).

Almost surely, 2538250960464 is an apocalyptic number.

It is an amenable number.

538250960464 is an abundant number, since it is smaller than the sum of its proper divisors (653640253616).

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

538250960464 is a wasteful number, since it uses less digits than its factorization.

538250960464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200827 (or 200821 counting only the distinct ones).

The product of its (nonzero) digits is 6220800, while the sum is 52.

The spelling of 538250960464 in words is "five hundred thirty-eight billion, two hundred fifty million, nine hundred sixty thousand, four hundred sixty-four".

Divisors: 1 2 4 7 8 14 16 28 56 112 27773 55546 111092 173039 194411 222184 346078 388822 444368 692156 777644 1211273 1384312 1555288 2422546 2768624 3110576 4845092 9690184 19380368 4805812147 9611624294 19223248588 33640685029 38446497176 67281370058 76892994352 134562740116 269125480232 538250960464