Base | Representation |
---|---|
bin | 11100010101001100… |
… | …11011001001010000 |
3 | 1110021000201202111220 |
4 | 32022212123021100 |
5 | 222122304332402 |
6 | 10553144005040 |
7 | 1045631552622 |
oct | 161246331120 |
9 | 43230652456 |
10 | 15210230352 |
11 | 64a5862209 |
12 | 2b45a60780 |
13 | 1585275a05 |
14 | a4410ac12 |
15 | 5e04dedbc |
hex | 38a99b250 |
15210230352 has 40 divisors (see below), whose sum is σ = 40560618240. Its totient is φ = 4906525440.
The previous prime is 15210230339. The next prime is 15210230363. The reversal of 15210230352 is 25303201251.
It is a happy number.
It is a super-2 number, since 2×152102303522 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (24).
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, 5109477 + ... + 5112452.
It is an arithmetic number, because the mean of its divisors is an integer number (1014015456).
Almost surely, 215210230352 is an apocalyptic number.
15210230352 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
15210230352 is an abundant number, since it is smaller than the sum of its proper divisors (25350387888).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
15210230352 is a wasteful number, since it uses less digits than its factorization.
15210230352 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10221971 (or 10221965 counting only the distinct ones).
The product of its (nonzero) digits is 1800, while the sum is 24.
The spelling of 15210230352 in words is "fifteen billion, two hundred ten million, two hundred thirty thousand, three hundred fifty-two".
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