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125000032 = 2523169837
BaseRepresentation
bin1110111001101…
…01100101100000
322201012122210211
413130311211200
5224000000112
620223103504
73045324403
oct734654540
9281178724
10125000032
1164617413
1235a41b94
131cb87a21
141285bd3a
15ae920a7
hex7735960

125000032 has 24 divisors (see below), whose sum is σ = 256795056. Its totient is φ = 59782272.

The previous prime is 125000003. The next prime is 125000077. The reversal of 125000032 is 230000521.

It is a junction number, because it is equal to n+sod(n) for n = 124999976 and 125000021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84183 + ... + 85654.

It is an arithmetic number, because the mean of its divisors is an integer number (10699794).

Almost surely, 2125000032 is an apocalyptic number.

It is an amenable number.

125000032 is an abundant number, since it is smaller than the sum of its proper divisors (131795024).

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

125000032 is a wasteful number, since it uses less digits than its factorization.

125000032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169870 (or 169862 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 13.

The square root of 125000032 is about 11180.3413185824. The cubic root of 125000032 is about 500.0000426667. Note that the first 4 decimals are identical.

Adding to 125000032 its reverse (230000521), we get a palindrome (355000553).

The spelling of 125000032 in words is "one hundred twenty-five million, thirty-two", and thus it is an aban number.

Divisors: 1 2 4 8 16 23 32 46 92 184 368 736 169837 339674 679348 1358696 2717392 3906251 5434784 7812502 15625004 31250008 62500016 125000032