Base | Representation |
---|---|
bin | 10011110100101001… |
… | …11010111100100110 |
3 | 1000110200020202210000 |
4 | 21322110322330212 |
5 | 133243403124040 |
6 | 4520004042130 |
7 | 524503353435 |
oct | 117224727446 |
9 | 30420222700 |
10 | 10642239270 |
11 | 45712a2973 |
12 | 2090093346 |
13 | 1007a84c00 |
14 | 72d58311c |
15 | 424471130 |
hex | 27a53af26 |
10642239270 has 120 divisors (see below), whose sum is σ = 30986737056. Its totient is φ = 2619594432.
The previous prime is 10642239253. The next prime is 10642239277. The reversal of 10642239270 is 7293224601.
10642239270 is a `hidden beast` number, since 1 + 0 + 642 + 2 + 3 + 9 + 2 + 7 + 0 = 666.
It is a super-2 number, since 2×106422392702 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10642239277) by changing a digit.
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 59 ways as a sum of consecutive naturals, for example, 98019 + ... + 175761.
Almost surely, 210642239270 is an apocalyptic number.
10642239270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 10642239270, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15493368528).
10642239270 is an abundant number, since it is smaller than the sum of its proper divisors (20344497786).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10642239270 is a wasteful number, since it uses less digits than its factorization.
10642239270 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 77788 (or 77766 counting only the distinct ones).
The product of its (nonzero) digits is 36288, while the sum is 36.
The spelling of 10642239270 in words is "ten billion, six hundred forty-two million, two hundred thirty-nine thousand, two hundred seventy".
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