Base | Representation |
---|---|
bin | 1000111100111110100… |
… | …1011010000111010100 |
3 | 112201000010010022211100 |
4 | 2033033221122013110 |
5 | 10004444221001230 |
6 | 154354102310100 |
7 | 14053331656140 |
oct | 2171751320724 |
9 | 481003108740 |
10 | 153807593940 |
11 | 5a258416900 |
12 | 25985a28330 |
13 | 11672375220 |
14 | 763133c220 |
15 | 4002eea660 |
hex | 23cfa5a1d4 |
153807593940 has 864 divisors, whose sum is σ = 640637157888. Its totient is φ = 29059430400.
The previous prime is 153807593867. The next prime is 153807593999. The reversal of 153807593940 is 49395708351.
153807593940 is a `hidden beast` number, since 1 + 5 + 3 + 8 + 0 + 7 + 593 + 9 + 40 = 666.
It is a super-2 number, since 2×1538075939402 (a number of 23 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 287 ways as a sum of consecutive naturals, for example, 140720034 + ... + 140721126.
It is an arithmetic number, because the mean of its divisors is an integer number (741478192).
Almost surely, 2153807593940 is an apocalyptic number.
153807593940 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 153807593940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (320318578944).
153807593940 is an abundant number, since it is smaller than the sum of its proper divisors (486829563948).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
153807593940 is a wasteful number, since it uses less digits than its factorization.
153807593940 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1221 (or 1205 counting only the distinct ones).
The product of its (nonzero) digits is 4082400, while the sum is 54.
It can be divided in two parts, 153807 and 593940, that added together give a palindrome (747747).
The spelling of 153807593940 in words is "one hundred fifty-three billion, eight hundred seven million, five hundred ninety-three thousand, nine hundred forty".
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