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8313968 = 241339971
BaseRepresentation
bin11111101101110001110000
3120122101121202
4133231301300
54112021333
6454110332
7130444655
oct37556160
916571552
108313968
114769453
12294b3a8
131951310
141165c2c
15ae35e8
hex7edc70

8313968 has 20 divisors (see below), whose sum is σ = 17347848. Its totient is φ = 3837120.

The previous prime is 8313961. The next prime is 8313979. The reversal of 8313968 is 8693138.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8313961) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19778 + ... + 20193.

Almost surely, 28313968 is an apocalyptic number.

It is an amenable number.

8313968 is an abundant number, since it is smaller than the sum of its proper divisors (9033880).

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

8313968 is a wasteful number, since it uses less digits than its factorization.

8313968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39992 (or 39986 counting only the distinct ones).

The product of its digits is 31104, while the sum is 38.

The square root of 8313968 is about 2883.3952209158. The cubic root of 8313968 is about 202.5828995538.

The spelling of 8313968 in words is "eight million, three hundred thirteen thousand, nine hundred sixty-eight".

Divisors: 1 2 4 8 13 16 26 52 104 208 39971 79942 159884 319768 519623 639536 1039246 2078492 4156984 8313968