Base | Representation |
---|---|
bin | 1100010001100… |
… | …1010010100010 |
3 | 10120212122111210 |
4 | 3010121102202 |
5 | 101134440220 |
6 | 5035250550 |
7 | 1163414400 |
oct | 304312242 |
9 | 116778453 |
10 | 51483810 |
11 | 27074604 |
12 | 152a9a56 |
13 | a8878c1 |
14 | 6ba2470 |
15 | 47be6e0 |
hex | 31194a2 |
51483810 has 48 divisors (see below), whose sum is σ = 143738496. Its totient is φ = 11767392.
The previous prime is 51483797. The next prime is 51483811. The reversal of 51483810 is 1838415.
It is a super-2 number, since 2×514838102 = 5301165384232200, which contains 22 as substring.
It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is not an unprimeable number, because it can be changed into a prime (51483811) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16042 + ... + 18981.
It is an arithmetic number, because the mean of its divisors is an integer number (2994552).
Almost surely, 251483810 is an apocalyptic number.
51483810 is an abundant number, since it is smaller than the sum of its proper divisors (92254686).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51483810 is a wasteful number, since it uses less digits than its factorization.
51483810 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 35047 (or 35040 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 30.
The square root of 51483810 is about 7175.2219477867. The cubic root of 51483810 is about 372.0119518648.
The spelling of 51483810 in words is "fifty-one million, four hundred eighty-three thousand, eight hundred ten".
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