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38031041412 = 22327132892999
BaseRepresentation
bin100011011010110100…
…111010001110000100
310122011110010002002100
4203122310322032010
51110341421311122
625245441112100
72514305342520
oct433264721604
9118143102070
1038031041412
1115146593341
127454628630
133781186200
141baacb2d80
15ec8c06aac
hex8dad3a384

38031041412 has 108 divisors (see below), whose sum is σ = 118969032000. Its totient is φ = 10030153536.

The previous prime is 38031041387. The next prime is 38031041527. The reversal of 38031041412 is 21414013083.

It is a super-2 number, since 2×380310414122 (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 403912 + ... + 489087.

Almost surely, 238031041412 is an apocalyptic number.

It is an amenable number.

38031041412 is an abundant number, since it is smaller than the sum of its proper divisors (80937990588).

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

38031041412 is a wasteful number, since it uses less digits than its factorization.

38031041412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 893042 (or 893024 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

Adding to 38031041412 its reverse (21414013083), we get a palindrome (59445054495).

The spelling of 38031041412 in words is "thirty-eight billion, thirty-one million, forty-one thousand, four hundred twelve".

Divisors: 1 2 3 4 6 7 9 12 13 14 18 21 26 28 36 39 42 52 63 78 84 91 117 126 156 169 182 234 252 273 338 364 468 507 546 676 819 1014 1092 1183 1521 1638 2028 2366 3042 3276 3549 4732 6084 7098 10647 14196 21294 42588 892999 1785998 2678997 3571996 5357994 6250993 8036991 10715988 11608987 12501986 16073982 18752979 23217974 25003972 32147964 34826961 37505958 46435948 56258937 69653922 75011916 81262909 104480883 112517874 139307844 150916831 162525818 208961766 225035748 243788727 301833662 325051636 417923532 452750493 487577454 603667324 731366181 905500986 975154908 1056417817 1358251479 1462732362 1811001972 2112835634 2716502958 2925464724 3169253451 4225671268 5433005916 6338506902 9507760353 12677013804 19015520706 38031041412