Base | Representation |
---|---|
bin | 1001010001001011100… |
… | …0100111100010101110 |
3 | 120020000001111200121122 |
4 | 2110102320213202232 |
5 | 10102101014344440 |
6 | 201052144500542 |
7 | 14334611645165 |
oct | 2242270474256 |
9 | 506001450548 |
10 | 159230621870 |
11 | 61590597a71 |
12 | 26a3a01a752 |
13 | 12027a48aa8 |
14 | 79c767a3dc |
15 | 421e1637b5 |
hex | 2512e278ae |
159230621870 has 16 divisors (see below), whose sum is σ = 286629565248. Its totient is φ = 63689038560.
The previous prime is 159230621857. The next prime is 159230621971. The reversal of 159230621870 is 78126032951.
It is a super-2 number, since 2×1592306218702 (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 7 ways as a sum of consecutive naturals, for example, 187526 + ... + 594665.
It is an arithmetic number, because the mean of its divisors is an integer number (17914347828).
Almost surely, 2159230621870 is an apocalyptic number.
159230621870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
159230621870 is a deficient number, since it is larger than the sum of its proper divisors (127398943378).
159230621870 is a wasteful number, since it uses less digits than its factorization.
159230621870 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 802555.
The product of its (nonzero) digits is 181440, while the sum is 44.
The spelling of 159230621870 in words is "one hundred fifty-nine billion, two hundred thirty million, six hundred twenty-one thousand, eight hundred seventy".
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