Base | Representation |
---|---|
bin | 111110101001100… |
… | …0100110101010100 |
3 | 12102111120102011012 |
4 | 1331103010311110 |
5 | 13301122340112 |
6 | 544332231352 |
7 | 103044000404 |
oct | 17523046524 |
9 | 5374512135 |
10 | 2102152532 |
11 | 989679347 |
12 | 4a800b558 |
13 | 27669284c |
14 | 15d28a804 |
15 | c4840022 |
hex | 7d4c4d54 |
2102152532 has 24 divisors (see below), whose sum is σ = 3809487360. Its totient is φ = 1013942880.
The previous prime is 2102152529. The next prime is 2102152541. The reversal of 2102152532 is 2352512012.
It is a super-2 number, since 2×21021525322 = 8838090535588022048, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2102152498 and 2102152507.
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, 12569 + ... + 66047.
It is an arithmetic number, because the mean of its divisors is an integer number (158728640).
Almost surely, 22102152532 is an apocalyptic number.
It is an amenable number.
2102152532 is a deficient number, since it is larger than the sum of its proper divisors (1707334828).
2102152532 is a wasteful number, since it uses less digits than its factorization.
2102152532 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 53831 (or 53829 counting only the distinct ones).
The product of its (nonzero) digits is 1200, while the sum is 23.
The square root of 2102152532 is about 45849.2369838365. The cubic root of 2102152532 is about 1281.0165532975.
Adding to 2102152532 its reverse (2352512012), we get a palindrome (4454664544).
The spelling of 2102152532 in words is "two billion, one hundred two million, one hundred fifty-two thousand, five hundred thirty-two".
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