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725001060 = 223572246599
BaseRepresentation
bin101011001101101…
…010001101100100
31212112012212111010
4223031222031210
52441100013220
6155535142220
723652256500
oct5315521544
91775185433
10725001060
11342276033
12182974970
13b7283c14
146c405300
15439b01e0
hex2b36a364

725001060 has 72 divisors (see below), whose sum is σ = 2361441600. Its totient is φ = 165713856.

The previous prime is 725001059. The next prime is 725001089. The reversal of 725001060 is 60100527.

725001060 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×7250010602 = 1051253074002247200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 120360 + ... + 126239.

It is an arithmetic number, because the mean of its divisors is an integer number (32797800).

Almost surely, 2725001060 is an apocalyptic number.

725001060 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

725001060 is an abundant number, since it is smaller than the sum of its proper divisors (1636440540).

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

725001060 is a wasteful number, since it uses less digits than its factorization.

725001060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246625 (or 246616 counting only the distinct ones).

The product of its (nonzero) digits is 420, while the sum is 21.

The square root of 725001060 is about 26925.8437193712. The cubic root of 725001060 is about 898.3513273883.

Adding to 725001060 its reverse (60100527), we get a palindrome (785101587).

The spelling of 725001060 in words is "seven hundred twenty-five million, one thousand, sixty".

Divisors: 1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 49 60 70 84 98 105 140 147 196 210 245 294 420 490 588 735 980 1470 2940 246599 493198 739797 986396 1232995 1479594 1726193 2465990 2959188 3452386 3698985 4931980 5178579 6904772 7397970 8630965 10357158 12083351 14795940 17261930 20714316 24166702 25892895 34523860 36250053 48333404 51785790 60416755 72500106 103571580 120833510 145000212 181250265 241667020 362500530 725001060