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5215041524 = 22711611971409
BaseRepresentation
bin1001101101101011…
…10011011111110100
3111110110000120002002
410312311303133310
541140022312044
62221252234432
7243143056460
oct46665633764
914413016062
105215041524
112236833980
12101660ba18
136515813b4
1437687b4a0
15207c8274e
hex136d737f4

5215041524 has 96 divisors (see below), whose sum is σ = 11631755520. Its totient is φ = 1986969600.

The previous prime is 5215041523. The next prime is 5215041529. The reversal of 5215041524 is 4251405125.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5215041521) 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, 3700532 + ... + 3701940.

It is an arithmetic number, because the mean of its divisors is an integer number (121164120).

Almost surely, 25215041524 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5215041524, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5815877760).

5215041524 is an abundant number, since it is smaller than the sum of its proper divisors (6416713996).

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

5215041524 is a wasteful number, since it uses less digits than its factorization.

5215041524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1689 (or 1687 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 29.

The square root of 5215041524 is about 72215.2444017189. The cubic root of 5215041524 is about 1734.1470585461.

Adding to 5215041524 its reverse (4251405125), we get a palindrome (9466446649).

The spelling of 5215041524 in words is "five billion, two hundred fifteen million, forty-one thousand, five hundred twenty-four".

Divisors: 1 2 4 7 11 14 22 28 44 61 77 122 154 197 244 308 394 427 671 788 854 1342 1379 1409 1708 2167 2684 2758 2818 4334 4697 5516 5636 8668 9394 9863 12017 15169 15499 18788 19726 24034 30338 30998 39452 48068 60676 61996 84119 85949 108493 132187 168238 171898 216986 264374 277573 336476 343796 433972 528748 555146 601643 925309 945439 1110292 1203286 1850618 1890878 1943011 2406572 3053303 3701236 3781756 3886022 6106606 6618073 7772044 12213212 13236146 16931953 21373121 26472292 33863906 42746242 67727812 85492484 118523671 186251483 237047342 372502966 474094684 745005932 1303760381 2607520762 5215041524