Base | Representation |
---|---|
bin | 111111111001110… |
… | …011011100110010 |
3 | 2202201101012210120 |
4 | 333321303130302 |
5 | 4143430230204 |
6 | 254215111110 |
7 | 35365564104 |
oct | 7771633462 |
9 | 2681335716 |
10 | 1072117554 |
11 | 500200872 |
12 | 25b072496 |
13 | 14116a7b1 |
14 | a2561574 |
15 | 641c96d9 |
hex | 3fe73732 |
1072117554 has 8 divisors (see below), whose sum is σ = 2144235120. Its totient is φ = 357372516.
The previous prime is 1072117531. The next prime is 1072117573. The reversal of 1072117554 is 4557112701.
It is a sphenic number, since it is the product of 3 distinct primes.
1072117554 is an admirable number.
It is a super-2 number, since 2×10721175542 = 2298872099189885832, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89343124 + ... + 89343135.
It is an arithmetic number, because the mean of its divisors is an integer number (268029390).
Almost surely, 21072117554 is an apocalyptic number.
1072117554 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1072117554 is a wasteful number, since it uses less digits than its factorization.
1072117554 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 178686264.
The product of its (nonzero) digits is 9800, while the sum is 33.
The square root of 1072117554 is about 32743.2062266358. The cubic root of 1072117554 is about 1023.4833978937.
The spelling of 1072117554 in words is "one billion, seventy-two million, one hundred seventeen thousand, five hundred fifty-four".
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