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5257816473 = 37313312409
BaseRepresentation
bin1001110010110001…
…11110100110011001
3111120102111202021110
410321120332212121
541232000111343
62225421130533
7244202463000
oct47130764631
914512452243
105257816473
11225899a378
1210289b9a49
1365a3aa010
1437c413c37
1520b8d1833
hex13963e999

5257816473 has 96 divisors (see below), whose sum is σ = 9119712000. Its totient is φ = 2677328640.

The previous prime is 5257816471. The next prime is 5257816483. The reversal of 5257816473 is 3746187525.

It is not a de Polignac number, because 5257816473 - 21 = 5257816471 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5257816471) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 12855093 + ... + 12855501.

It is an arithmetic number, because the mean of its divisors is an integer number (94997000).

Almost surely, 25257816473 is an apocalyptic number.

It is an amenable number.

5257816473 is a deficient number, since it is larger than the sum of its proper divisors (3861895527).

5257816473 is a wasteful number, since it uses less digits than its factorization.

5257816473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 508 (or 463 counting only the distinct ones).

The product of its digits is 1411200, while the sum is 48.

The square root of 5257816473 is about 72510.8024572891. The cubic root of 5257816473 is about 1738.8754429318.

The spelling of 5257816473 in words is "five billion, two hundred fifty-seven million, eight hundred sixteen thousand, four hundred seventy-three".

Divisors: 1 3 7 13 21 31 39 49 91 93 147 217 273 343 403 409 637 651 961 1029 1209 1227 1519 1911 2821 2863 2883 4459 4557 5317 6727 8463 8589 10633 12493 12679 13377 15951 19747 20041 20181 31899 37219 37479 38037 47089 59241 60123 87451 88753 111657 138229 140287 141267 164827 260533 262353 266259 329623 393049 414687 420861 494481 612157 621271 781599 988869 1153789 1179147 1823731 1836471 1863813 2751343 3461367 4285099 4348897 5109637 5471193 8076523 8254029 12855297 13046691 15328911 19259401 24229569 35767459 56535661 57778203 107302377 134815807 169606983 250372213 404447421 751116639 1752605491 5257816473