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1025352125 = 53731103367
BaseRepresentation
bin111101000111011…
…010000110111101
32122110101021200122
4331013122012331
54044442232000
6245424504325
734260230540
oct7507320675
92573337618
101025352125
1148686a256
1224747b0a5
13134575745
149a26a857
156003d085
hex3d1da1bd

1025352125 has 64 divisors (see below), whose sum is σ = 1528430592. Its totient is φ = 671976000.

The previous prime is 1025352113. The next prime is 1025352173. The reversal of 1025352125 is 5212535201.

It is not a de Polignac number, because 1025352125 - 218 = 1025089981 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1025352094 and 1025352103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2793692 + ... + 2794058.

It is an arithmetic number, because the mean of its divisors is an integer number (23881728).

Almost surely, 21025352125 is an apocalyptic number.

It is an amenable number.

1025352125 is a deficient number, since it is larger than the sum of its proper divisors (503078467).

1025352125 is a wasteful number, since it uses less digits than its factorization.

1025352125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 523 (or 513 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 1025352125 is about 32021.1199835359. The cubic root of 1025352125 is about 1008.3802830100.

Adding to 1025352125 its reverse (5212535201), we get a palindrome (6237887326).

The spelling of 1025352125 in words is "one billion, twenty-five million, three hundred fifty-two thousand, one hundred twenty-five".

Divisors: 1 5 7 25 31 35 103 125 155 175 217 367 515 721 775 875 1085 1835 2569 2575 3193 3605 3875 5425 9175 11377 12845 12875 15965 18025 22351 27125 37801 45875 56885 64225 79639 79825 90125 111755 189005 264607 284425 321125 398195 399125 558775 945025 1171831 1323035 1422125 1990975 2793875 4725125 5859155 6615175 8202817 9954875 29295775 33075875 41014085 146478875 205070425 1025352125