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10712233140 = 2235725505317
BaseRepresentation
bin10011111100111111…
…11011010010110100
31000122112221211022120
421332133323102310
5133414312430030
64530544155540
7526313323260
oct117637732264
930575854276
1010712233140
1145a785a344
1220ab608bb0
1310194209bb
147389a30a0
1542a69a010
hex27e7fb4b4

10712233140 has 48 divisors (see below), whose sum is σ = 34279147392. Its totient is φ = 2448510336.

The previous prime is 10712233123. The next prime is 10712233153. The reversal of 10712233140 is 4133221701.

It is a happy number.

It is a super-2 number, since 2×107122331402 (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10712233140.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12752239 + ... + 12753078.

It is an arithmetic number, because the mean of its divisors is an integer number (714148904).

Almost surely, 210712233140 is an apocalyptic number.

10712233140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10712233140 is an abundant number, since it is smaller than the sum of its proper divisors (23566914252).

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

10712233140 is a wasteful number, since it uses less digits than its factorization.

10712233140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25505336 (or 25505334 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 24.

Adding to 10712233140 its reverse (4133221701), we get a palindrome (14845454841).

The spelling of 10712233140 in words is "ten billion, seven hundred twelve million, two hundred thirty-three thousand, one hundred forty".

Divisors: 1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 60 70 84 105 140 210 420 25505317 51010634 76515951 102021268 127526585 153031902 178537219 255053170 306063804 357074438 382579755 510106340 535611657 714148876 765159510 892686095 1071223314 1530319020 1785372190 2142446628 2678058285 3570744380 5356116570 10712233140