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1307108 = 221161487
BaseRepresentation
bin100111111000111100100
32110102000102
410333013210
5313311413
644003232
714052545
oct4770744
92412012
101307108
11813060
12530518
13369c4a
142604cc
151ac458
hex13f1e4

1307108 has 24 divisors (see below), whose sum is σ = 2541504. Its totient is φ = 583200.

The previous prime is 1307107. The next prime is 1307123. The reversal of 1307108 is 8017031.

It is a self number, because there is not a number n which added to its sum of digits gives 1307108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1307101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2441 + ... + 2927.

It is an arithmetic number, because the mean of its divisors is an integer number (105896).

21307108 is an apocalyptic number.

It is an amenable number.

1307108 is a deficient number, since it is larger than the sum of its proper divisors (1234396).

1307108 is a wasteful number, since it uses less digits than its factorization.

1307108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 563 (or 561 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 20.

The square root of 1307108 is about 1143.2882401214. The cubic root of 1307108 is about 109.3378402201.

The spelling of 1307108 in words is "one million, three hundred seven thousand, one hundred eight".

Divisors: 1 2 4 11 22 44 61 122 244 487 671 974 1342 1948 2684 5357 10714 21428 29707 59414 118828 326777 653554 1307108