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38276469 = 3471117192
BaseRepresentation
bin1001001000000…
…0110101110101
32200000122110000
42102000311311
534244321334
63444221513
7643226130
oct222006565
980018400
1038276469
111a673750
121099a899
137c121ca
145125217
153561299
hex2480d75

38276469 has 120 divisors (see below), whose sum is σ = 79662528. Its totient is φ = 17729280.

The previous prime is 38276467. The next prime is 38276479. The reversal of 38276469 is 96467283.

It is not a de Polignac number, because 38276469 - 21 = 38276467 is a prime.

It is a super-2 number, since 2×382764692 = 2930176158215922, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38276467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 2014542 + ... + 2014560.

Almost surely, 238276469 is an apocalyptic number.

It is an amenable number.

38276469 is an abundant number, since it is smaller than the sum of its proper divisors (41386059).

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

38276469 is a wasteful number, since it uses less digits than its factorization.

38276469 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85 (or 57 counting only the distinct ones).

The product of its digits is 435456, while the sum is 45.

The square root of 38276469 is about 6186.7979601729. The cubic root of 38276469 is about 337.0109063792.

It can be divided in two parts, 3827 and 6469, that added together give a triangular number (10296 = T143).

The spelling of 38276469 in words is "thirty-eight million, two hundred seventy-six thousand, four hundred sixty-nine".

Divisors: 1 3 7 9 11 17 19 21 27 33 51 57 63 77 81 99 119 133 153 171 187 189 209 231 297 323 357 361 399 459 513 561 567 627 693 891 969 1071 1083 1197 1309 1377 1463 1539 1683 1881 2079 2261 2527 2907 3213 3249 3553 3591 3927 3971 4389 5049 5643 6137 6237 6783 7581 8721 9639 9747 10659 10773 11781 11913 13167 15147 16929 18411 20349 22743 24871 26163 27797 29241 31977 35343 35739 39501 42959 55233 61047 67507 68229 74613 83391 95931 106029 107217 118503 128877 165699 183141 202521 204687 223839 250173 287793 321651 386631 472549 497097 607563 671517 750519 1159893 1417647 1822689 2014551 2251557 3479679 4252941 5468067 12758823 38276469