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317380 = 22572267
BaseRepresentation
bin1001101011111000100
3121010100211
41031133010
540124010
610445204
72461210
oct1153704
9533324
10317380
111a74a8
12133804
13b15cb
1483940
156408a
hex4d7c4

317380 has 24 divisors (see below), whose sum is σ = 762048. Its totient is φ = 108768.

The previous prime is 317371. The next prime is 317399. The reversal of 317380 is 83713.

It is an unprimeable number.

317380 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, 994 + ... + 1273.

It is an arithmetic number, because the mean of its divisors is an integer number (31752).

2317380 is an apocalyptic number.

It is an amenable number.

317380 is an abundant number, since it is smaller than the sum of its proper divisors (444668).

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

317380 is a wasteful number, since it uses less digits than its factorization.

317380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2283 (or 2281 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 317380 is about 563.3648906348. The cubic root of 317380 is about 68.2118537028.

The spelling of 317380 in words is "three hundred seventeen thousand, three hundred eighty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 2267 4534 9068 11335 15869 22670 31738 45340 63476 79345 158690 317380