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349525 = 52113141
BaseRepresentation
bin1010101010101010101
3122202110101
41111111111
542141100
611254101
72654011
oct1252525
9582411
10349525
11219670
1214a331
13c3127
1491541
156d86a
hex55555

349525 has 24 divisors (see below), whose sum is σ = 499968. Its totient is φ = 240000.

The previous prime is 349519. The next prime is 349529. The reversal of 349525 is 525943.

349525 is nontrivially palindromic in base 2, base 4 and base 16.

349525 is an esthetic number in base 2, because in such base it adjacent digits differ by 1.

It is not a de Polignac number, because 349525 - 25 = 349493 is a prime.

It is the 20-th Jacobsthal number.

349525 is an undulating number in base 2.

349525 is a nontrivial repdigit in base 4 and base 16.

It is a plaindrome in base 4 and base 16.

It is a nialpdrome in base 4 and base 16.

It is a zygodrome in base 4 and base 16.

It is a junction number, because it is equal to n+sod(n) for n = 349493 and 349502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349529) by changing a digit.

It is a nontrivial repunit in base 4.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8505 + ... + 8545.

It is an arithmetic number, because the mean of its divisors is an integer number (20832).

2349525 is an apocalyptic number.

It is an amenable number.

349525 is a deficient number, since it is larger than the sum of its proper divisors (150443).

349525 is a wasteful number, since it uses less digits than its factorization.

349525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93 (or 88 counting only the distinct ones).

The product of its digits is 5400, while the sum is 28.

The square root of 349525 is about 591.2063937408. The cubic root of 349525 is about 70.4410922505.

The spelling of 349525 in words is "three hundred forty-nine thousand, five hundred twenty-five".

Divisors: 1 5 11 25 31 41 55 155 205 275 341 451 775 1025 1271 1705 2255 6355 8525 11275 13981 31775 69905 349525