Base | Representation |
---|---|
bin | 10010111101100010… |
… | …11001000000011100 |
3 | 222021110100112220220 |
4 | 21132301121000130 |
5 | 131322031043010 |
6 | 4402051241340 |
7 | 510161031321 |
oct | 113661310034 |
9 | 28243315826 |
10 | 10179940380 |
11 | 4354346975 |
12 | 1b812a9250 |
13 | c6307017c |
14 | 6c8002b48 |
15 | 3e8aa3970 |
hex | 25ec5901c |
10179940380 has 48 divisors (see below), whose sum is σ = 28520497824. Its totient is φ = 2713063680.
The previous prime is 10179940373. The next prime is 10179940399. The reversal of 10179940380 is 8304997101.
It is a happy number.
It is a super-2 number, since 2×101799403802 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55734 + ... + 153186.
It is an arithmetic number, because the mean of its divisors is an integer number (594177038).
Almost surely, 210179940380 is an apocalyptic number.
10179940380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
10179940380 is an abundant number, since it is smaller than the sum of its proper divisors (18340557444).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10179940380 is a wasteful number, since it uses less digits than its factorization.
10179940380 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 99206 (or 99204 counting only the distinct ones).
The product of its (nonzero) digits is 54432, while the sum is 42.
The spelling of 10179940380 in words is "ten billion, one hundred seventy-nine million, nine hundred forty thousand, three hundred eighty".
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