Base | Representation |
---|---|
bin | 1001001001000000010… |
… | …1100111001100001000 |
3 | 120000100010100011120001 |
4 | 2102100011213030020 |
5 | 10033102232304000 |
6 | 200050315012344 |
7 | 14226334533532 |
oct | 2222005471410 |
9 | 500303304501 |
10 | 157036213000 |
11 | 60664937117 |
12 | 2652713a0b4 |
13 | 11a682242c4 |
14 | 785a056852 |
15 | 414169d46a |
hex | 2490167308 |
157036213000 has 128 divisors (see below), whose sum is σ = 375814689120. Its totient is φ = 61402521600.
The previous prime is 157036212997. The next prime is 157036213003. The reversal of 157036213000 is 312630751.
It is an interprime number because it is at equal distance from previous prime (157036212997) and next prime (157036213003).
It can be written as a sum of positive squares in 16 ways, for example, as 90479436804 + 66556776196 = 300798^2 + 257986^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 157036213000.
It is not an unprimeable number, because it can be changed into a prime (157036213003) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8239482 + ... + 8258518.
Almost surely, 2157036213000 is an apocalyptic number.
157036213000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 157036213000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (187907344560).
157036213000 is an abundant number, since it is smaller than the sum of its proper divisors (218778476120).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
157036213000 is a wasteful number, since it uses less digits than its factorization.
157036213000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19244 (or 19230 counting only the distinct ones).
The product of its (nonzero) digits is 3780, while the sum is 28.
Adding to 157036213000 its reverse (312630751), we get a palindrome (157348843751).
The spelling of 157036213000 in words is "one hundred fifty-seven billion, thirty-six million, two hundred thirteen thousand".
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