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713980 = 225291231
BaseRepresentation
bin10101110010011111100
31100021101201
42232103330
5140321410
623145244
76032401
oct2562374
91307351
10713980
11448473
122a5224
131bcc97
141482a8
15e183a
hexae4fc

713980 has 24 divisors (see below), whose sum is σ = 1552320. Its totient is φ = 275520.

The previous prime is 713957. The next prime is 713981. The reversal of 713980 is 89317.

713980 = T203 + T204 + ... + T232.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (713981) by changing a digit.

713980 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36 + ... + 1195.

It is an arithmetic number, because the mean of its divisors is an integer number (64680).

2713980 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 713980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (776160).

713980 is an abundant number, since it is smaller than the sum of its proper divisors (838340).

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

713980 is a wasteful number, since it uses less digits than its factorization.

713980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1269 (or 1267 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 28.

The square root of 713980 is about 844.9733723615. The cubic root of 713980 is about 89.3775986660.

The spelling of 713980 in words is "seven hundred thirteen thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 29 58 116 145 290 580 1231 2462 4924 6155 12310 24620 35699 71398 142796 178495 356990 713980