Search a number
-
+
696280 = 235132103
BaseRepresentation
bin10101001111111011000
31022101010011
42221333120
5134240110
622531304
75626654
oct2517730
91271104
10696280
11436142
12296b34
131b4c00
14141a64
15db48a
hexa9fd8

696280 has 48 divisors (see below), whose sum is σ = 1712880. Its totient is φ = 254592.

The previous prime is 696271. The next prime is 696281. The reversal of 696280 is 82696.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (696281) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6709 + ... + 6811.

It is an arithmetic number, because the mean of its divisors is an integer number (35685).

2696280 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 696280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (856440).

696280 is an abundant number, since it is smaller than the sum of its proper divisors (1016600).

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

696280 is a wasteful number, since it uses less digits than its factorization.

696280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140 (or 123 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 696280 is about 834.4339398658. The cubic root of 696280 is about 88.6328348764.

The spelling of 696280 in words is "six hundred ninety-six thousand, two hundred eighty".

Divisors: 1 2 4 5 8 10 13 20 26 40 52 65 103 104 130 169 206 260 338 412 515 520 676 824 845 1030 1339 1352 1690 2060 2678 3380 4120 5356 6695 6760 10712 13390 17407 26780 34814 53560 69628 87035 139256 174070 348140 696280