Base | Representation |
---|---|
bin | 111101011001111… |
… | …001100001100010 |
3 | 2122210111112220010 |
4 | 331121321201202 |
5 | 4102212340034 |
6 | 250120425350 |
7 | 34346356530 |
oct | 7531714142 |
9 | 2583445803 |
10 | 1030199394 |
11 | 489580064 |
12 | 249018256 |
13 | 135581b53 |
14 | 9ab6d150 |
15 | 606993e9 |
hex | 3d679862 |
1030199394 has 64 divisors (see below), whose sum is σ = 2481684480. Its totient is φ = 278731200.
The previous prime is 1030199389. The next prime is 1030199407. The reversal of 1030199394 is 4939910301.
It is a super-2 number, since 2×10301993942 = 2122621582795934472, which contains 22 as substring.
It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 92287 + ... + 102845.
It is an arithmetic number, because the mean of its divisors is an integer number (38776320).
Almost surely, 21030199394 is an apocalyptic number.
1030199394 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 1030199394, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1240842240).
1030199394 is an abundant number, since it is smaller than the sum of its proper divisors (1451485086).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1030199394 is a wasteful number, since it uses less digits than its factorization.
1030199394 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10695.
The product of its (nonzero) digits is 26244, while the sum is 39.
The square root of 1030199394 is about 32096.7193650691. The cubic root of 1030199394 is about 1009.9667975884.
The spelling of 1030199394 in words is "one billion, thirty million, one hundred ninety-nine thousand, three hundred ninety-four".
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