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486513069 = 37199971223
BaseRepresentation
bin11100111111111…
…001100110101101
31020220110102110120
4130333321212231
51444021404234
6120135355153
715025202310
oct3477714655
91226412416
10486513069
1122a695519
12116b22ab9
1379a42373
1448884977
152caa2049
hex1cff99ad

486513069 has 32 divisors (see below), whose sum is σ = 781793280. Its totient is φ = 262896192.

The previous prime is 486513067. The next prime is 486513113. The reversal of 486513069 is 960315684.

It is not a de Polignac number, because 486513069 - 21 = 486513067 is a prime.

It is a super-2 number, since 2×4865130692 = 473389932615597522, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 486513069.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (486513067) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 397192 + ... + 398414.

It is an arithmetic number, because the mean of its divisors is an integer number (24431040).

Almost surely, 2486513069 is an apocalyptic number.

It is an amenable number.

486513069 is a deficient number, since it is larger than the sum of its proper divisors (295280211).

486513069 is a wasteful number, since it uses less digits than its factorization.

486513069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2249.

The product of its (nonzero) digits is 155520, while the sum is 42.

The square root of 486513069 is about 22057.0412567053. The cubic root of 486513069 is about 786.4989919813.

The spelling of 486513069 in words is "four hundred eighty-six million, five hundred thirteen thousand, sixty-nine".

Divisors: 1 3 7 19 21 57 133 399 997 1223 2991 3669 6979 8561 18943 20937 23237 25683 56829 69711 132601 162659 397803 487977 1219331 3657993 8535317 23167289 25605951 69501867 162171023 486513069