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153230125 = 531398819
BaseRepresentation
bin10010010001000…
…01101100101101
3101200022220012211
421020201230231
5303211331000
623112130421
73540302026
oct1110415455
9350286184
10153230125
1179549074
1243396a11
1325990219
14164c9c4d
15d6bb7ba
hex9221b2d

153230125 has 16 divisors (see below), whose sum is σ = 192628800. Its totient is φ = 121688400.

The previous prime is 153230111. The next prime is 153230131. The reversal of 153230125 is 521032351.

It is not a de Polignac number, because 153230125 - 25 = 153230093 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 153230096 and 153230105.

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, 12966 + ... + 21784.

It is an arithmetic number, because the mean of its divisors is an integer number (12039300).

Almost surely, 2153230125 is an apocalyptic number.

It is an amenable number.

153230125 is a deficient number, since it is larger than the sum of its proper divisors (39398675).

153230125 is an equidigital number, since it uses as much as digits as its factorization.

153230125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8973 (or 8963 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 153230125 is about 12378.6156334220. The cubic root of 153230125 is about 535.1161421360.

Adding to 153230125 its reverse (521032351), we get a palindrome (674262476).

The spelling of 153230125 in words is "one hundred fifty-three million, two hundred thirty thousand, one hundred twenty-five".

Divisors: 1 5 25 125 139 695 3475 8819 17375 44095 220475 1102375 1225841 6129205 30646025 153230125