Base | Representation |
---|---|
bin | 11000111101111010010… |
… | …10100010111010001000 |
3 | 10001000022120210120111020 |
4 | 30132331022202322020 |
5 | 103023410232301102 |
6 | 1454033453232440 |
7 | 115656604650603 |
oct | 14367512427210 |
9 | 3030276716436 |
10 | 857872150152 |
11 | 300904511766 |
12 | 11a317792720 |
13 | 62b879175c4 |
14 | 2d74239d33a |
15 | 174add2abbc |
hex | c7bd2a2e88 |
857872150152 has 128 divisors (see below), whose sum is σ = 2315922658560. Its totient is φ = 263802839040.
The previous prime is 857872150127. The next prime is 857872150171. The reversal of 857872150152 is 251051278758.
857872150152 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.
It is a Harshad number since it is a multiple of its sum of digits (51).
It is a junction number, because it is equal to n+sod(n) for n = 857872150095 and 857872150104.
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, 22967652 + ... + 23004972.
It is an arithmetic number, because the mean of its divisors is an integer number (18093145770).
Almost surely, 2857872150152 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 857872150152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1157961329280).
857872150152 is an abundant number, since it is smaller than the sum of its proper divisors (1458050508408).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
857872150152 is a wasteful number, since it uses less digits than its factorization.
857872150152 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38463 (or 38459 counting only the distinct ones).
The product of its (nonzero) digits is 1568000, while the sum is 51.
The spelling of 857872150152 in words is "eight hundred fifty-seven billion, eight hundred seventy-two million, one hundred fifty thousand, one hundred fifty-two".
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