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3117117288 = 233129879887
BaseRepresentation
bin1011100111001011…
…0110111101101000
322001020101222001110
42321302312331220
522340440223123
61233150350320
7140150026335
oct27162667550
98036358043
103117117288
11135a59339a
1272babb3a0
133a8a3c2cc
14217db198c
151339ca493
hexb9cb6f68

3117117288 has 16 divisors (see below), whose sum is σ = 7792793280. Its totient is φ = 1039039088.

The previous prime is 3117117253. The next prime is 3117117329. The reversal of 3117117288 is 8827117113.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64939920 + ... + 64939967.

It is an arithmetic number, because the mean of its divisors is an integer number (487049580).

Almost surely, 23117117288 is an apocalyptic number.

It is an amenable number.

3117117288 is an abundant number, since it is smaller than the sum of its proper divisors (4675675992).

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

3117117288 is a wasteful number, since it uses less digits than its factorization.

3117117288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129879896 (or 129879892 counting only the distinct ones).

The product of its digits is 18816, while the sum is 39.

The square root of 3117117288 is about 55831.1498000892. The cubic root of 3117117288 is about 1460.7785439225.

The spelling of 3117117288 in words is "three billion, one hundred seventeen million, one hundred seventeen thousand, two hundred eighty-eight".

Divisors: 1 2 3 4 6 8 12 24 129879887 259759774 389639661 519519548 779279322 1039039096 1558558644 3117117288