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56340025 = 527973319
BaseRepresentation
bin1101011011101…
…0111000111001
310221000100222121
43112322320321
5103410340100
65331321241
71252611430
oct326727071
9127010877
1056340025
1129891105
1216a50221
13b8980c1
1476a8117
154e2d51a
hex35bae39

56340025 has 24 divisors (see below), whose sum is σ = 80689280. Its totient is φ = 38223360.

The previous prime is 56340001. The next prime is 56340043. The reversal of 56340025 is 52004365.

It is not a de Polignac number, because 56340025 - 219 = 55815737 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15316 + ... + 18634.

Almost surely, 256340025 is an apocalyptic number.

It is an amenable number.

56340025 is a deficient number, since it is larger than the sum of its proper divisors (24349255).

56340025 is a wasteful number, since it uses less digits than its factorization.

56340025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3433 (or 3428 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 56340025 is about 7505.9992672528. Note that the first 3 decimals coincide. The cubic root of 56340025 is about 383.3590131925.

The spelling of 56340025 in words is "fifty-six million, three hundred forty thousand, twenty-five".

Divisors: 1 5 7 25 35 97 175 485 679 2425 3319 3395 16595 16975 23233 82975 116165 321943 580825 1609715 2253601 8048575 11268005 56340025