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1395096925 = 52172193093
BaseRepresentation
bin101001100100111…
…0111110101011101
310121020010021012111
41103021313311131
510324121100200
6350233434021
746400061655
oct12311676535
93536107174
101395096925
1165654aa72
1232b26b911
13193052b51
14d33d7365
15827270ba
hex53277d5d

1395096925 has 18 divisors (see below), whose sum is σ = 1837675598. Its totient is φ = 1050420480.

The previous prime is 1395096917. The next prime is 1395096931. The reversal of 1395096925 is 5296905931.

It can be written as a sum of positive squares in 9 ways, for example, as 372760249 + 1022336676 = 19307^2 + 31974^2 .

It is not a de Polignac number, because 1395096925 - 23 = 1395096917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 89322 + ... + 103771.

Almost surely, 21395096925 is an apocalyptic number.

It is an amenable number.

1395096925 is a deficient number, since it is larger than the sum of its proper divisors (442578673).

1395096925 is a wasteful number, since it uses less digits than its factorization.

1395096925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193137 (or 193115 counting only the distinct ones).

The product of its (nonzero) digits is 656100, while the sum is 49.

The square root of 1395096925 is about 37350.9963053196. The cubic root of 1395096925 is about 1117.3814583973.

The spelling of 1395096925 in words is "one billion, three hundred ninety-five million, ninety-six thousand, nine hundred twenty-five".

Divisors: 1 5 17 25 85 289 425 1445 7225 193093 965465 3282581 4827325 16412905 55803877 82064525 279019385 1395096925