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480549693 = 3131731103227
BaseRepresentation
bin11100101001001…
…001101100111101
31020111020110020210
4130221021230331
51441010042233
6115403503033
714623414341
oct3451115475
91214213223
10480549693
11227292108
12114b27a79
1378734c40
1447b71621
152c2c5163
hex1ca49b3d

480549693 has 64 divisors (see below), whose sum is σ = 764854272. Its totient is φ = 265559040.

The previous prime is 480549689. The next prime is 480549709. The reversal of 480549693 is 396945084.

It is not a de Polignac number, because 480549693 - 22 = 480549689 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (480549623) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2116846 + ... + 2117072.

It is an arithmetic number, because the mean of its divisors is an integer number (11950848).

Almost surely, 2480549693 is an apocalyptic number.

It is an amenable number.

480549693 is a deficient number, since it is larger than the sum of its proper divisors (284304579).

480549693 is a wasteful number, since it uses less digits than its factorization.

480549693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 394.

The product of its (nonzero) digits is 933120, while the sum is 48.

The square root of 480549693 is about 21921.4436796485. The cubic root of 480549693 is about 783.2722996760.

The spelling of 480549693 in words is "four hundred eighty million, five hundred forty-nine thousand, six hundred ninety-three".

Divisors: 1 3 13 17 31 39 51 93 103 221 227 309 403 527 663 681 1209 1339 1581 1751 2951 3193 3859 4017 5253 6851 7037 8853 9579 11577 20553 21111 22763 23381 41509 50167 54281 68289 70143 91481 119629 124527 150501 162843 274443 303953 358887 397477 705653 724811 911859 1192431 1555177 2116959 2174433 4665531 5167201 9422543 12321787 15501603 28267629 36965361 160183231 480549693