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725140700 = 225219253379
BaseRepresentation
bin101011001110001…
…100010011011100
31212112110222000222
4223032030103130
52441114000300
6155542140512
723653410554
oct5316142334
91775428028
10725140700
11342360a39
12182a21738
13b730264b
146c440164
15439db785
hex2b38c4dc

725140700 has 108 divisors (see below), whose sum is σ = 1696532040. Its totient is φ = 268894080.

The previous prime is 725140697. The next prime is 725140709. The reversal of 725140700 is 7041527.

725140700 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 725140700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (725140709) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1913111 + ... + 1913489.

It is an arithmetic number, because the mean of its divisors is an integer number (15708630).

Almost surely, 2725140700 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 725140700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (848266020).

725140700 is an abundant number, since it is smaller than the sum of its proper divisors (971391340).

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

725140700 is a wasteful number, since it uses less digits than its factorization.

725140700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 484 (or 458 counting only the distinct ones).

The product of its (nonzero) digits is 1960, while the sum is 26.

The square root of 725140700 is about 26928.4366423304. The cubic root of 725140700 is about 898.4089998218.

The spelling of 725140700 in words is "seven hundred twenty-five million, one hundred forty thousand, seven hundred".

Divisors: 1 2 4 5 10 19 20 25 38 50 53 76 95 100 106 190 212 265 361 379 380 475 530 722 758 950 1007 1060 1325 1444 1516 1805 1895 1900 2014 2650 3610 3790 4028 5035 5300 7201 7220 7580 9025 9475 10070 14402 18050 18950 19133 20087 20140 25175 28804 36005 36100 37900 38266 40174 50350 72010 76532 80348 95665 100435 100700 136819 144020 180025 191330 200870 273638 360050 381653 382660 401740 478325 502175 547276 684095 720100 763306 956650 1004350 1368190 1526612 1908265 1913300 2008700 2736380 3420475 3816530 6840950 7251407 7633060 9541325 13681900 14502814 19082650 29005628 36257035 38165300 72514070 145028140 181285175 362570350 725140700