Base | Representation |
---|---|
bin | 11110110010000100110… |
… | …101111110011101100100 |
3 | 21111020002120012200222110 |
4 | 132302010311332131210 |
5 | 234124220234322440 |
6 | 4255440220401020 |
7 | 305554260602565 |
oct | 36620465763544 |
9 | 7436076180873 |
10 | 2115352651620 |
11 | 74613047431a |
12 | 2a1b773a6170 |
13 | 124627993c50 |
14 | 745528d216c |
15 | 3a059e8b080 |
hex | 1ec84d7e764 |
2115352651620 has 48 divisors (see below), whose sum is σ = 6378601844160. Its totient is φ = 520702190976.
The previous prime is 2115352651613. The next prime is 2115352651631. The reversal of 2115352651620 is 261562535112.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1355994510 + ... + 1355996069.
It is an arithmetic number, because the mean of its divisors is an integer number (132887538420).
Almost surely, 22115352651620 is an apocalyptic number.
2115352651620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2115352651620 is an abundant number, since it is smaller than the sum of its proper divisors (4263249192540).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2115352651620 is a wasteful number, since it uses less digits than its factorization.
2115352651620 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2711990604 (or 2711990602 counting only the distinct ones).
The product of its (nonzero) digits is 108000, while the sum is 39.
The spelling of 2115352651620 in words is "two trillion, one hundred fifteen billion, three hundred fifty-two million, six hundred fifty-one thousand, six hundred twenty".
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