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10144125712 = 2472311334849
BaseRepresentation
bin10010111001010001…
…10001001100010000
3222011221221222102201
421130220301030100
5131233344010322
64354331452544
7506244434350
oct113450611420
928157858381
1010144125712
114336104876
121b712b7154
13c58810666
146c335cb60
153e587bd27
hex25ca31310

10144125712 has 80 divisors (see below), whose sum is σ = 23646700800. Its totient is φ = 4121542656.

The previous prime is 10144125653. The next prime is 10144125713. The reversal of 10144125712 is 21752144101.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is not an unprimeable number, because it can be changed into a prime (10144125713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 273664 + ... + 308512.

It is an arithmetic number, because the mean of its divisors is an integer number (295583760).

Almost surely, 210144125712 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 10144125712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11823350400).

10144125712 is an abundant number, since it is smaller than the sum of its proper divisors (13502575088).

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

10144125712 is a wasteful number, since it uses less digits than its factorization.

10144125712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35000 (or 34994 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 28.

Adding to 10144125712 its reverse (21752144101), we get a palindrome (31896269813).

The spelling of 10144125712 in words is "ten billion, one hundred forty-four million, one hundred twenty-five thousand, seven hundred twelve".

Divisors: 1 2 4 7 8 14 16 23 28 46 56 92 112 113 161 184 226 322 368 452 644 791 904 1288 1582 1808 2576 2599 3164 5198 6328 10396 12656 18193 20792 34849 36386 41584 69698 72772 139396 145544 243943 278792 291088 487886 557584 801527 975772 1603054 1951544 3206108 3903088 3937937 5610689 6412216 7875874 11221378 12824432 15751748 22442756 27565559 31503496 44885512 55131118 63006992 89771024 90572551 110262236 181145102 220524472 362290204 441048944 634007857 724580408 1268015714 1449160816 2536031428 5072062856 10144125712