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125000137625 = 5311101900091
BaseRepresentation
bin111010001101010010…
…1101011101110011001
3102221122110210220211212
41310122211223232121
54022000013401000
6133231350432505
712013422432056
oct1643245535631
9387573726755
10125000137625
1149015356570
1220286362735
13ba3109379c
14609b44202d
1533b8e37c35
hex1d1a96bb99

125000137625 has 32 divisors (see below), whose sum is σ = 171867166848. Its totient is φ = 90009000000.

The previous prime is 125000137597. The next prime is 125000137643. The reversal of 125000137625 is 526731000521.

It is not a de Polignac number, because 125000137625 - 214 = 125000121241 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 125000137591 and 125000137600.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 311171 + ... + 588920.

It is an arithmetic number, because the mean of its divisors is an integer number (5370848964).

Almost surely, 2125000137625 is an apocalyptic number.

It is an amenable number.

125000137625 is a deficient number, since it is larger than the sum of its proper divisors (46867029223).

125000137625 is a wasteful number, since it uses less digits than its factorization.

125000137625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 900218 (or 900208 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 32.

The spelling of 125000137625 in words is "one hundred twenty-five billion, one hundred thirty-seven thousand, six hundred twenty-five".

Divisors: 1 5 11 25 55 101 125 275 505 1111 1375 2525 5555 12625 27775 138875 900091 4500455 9901001 22502275 49505005 90909191 112511375 247525025 454545955 1000001101 1237625125 2272729775 5000005505 11363648875 25000027525 125000137625