Base | Representation |
---|---|
bin | 1100001111111… |
… | …1001100110110 |
3 | 10120200012221000 |
4 | 3003333030312 |
5 | 101123030300 |
6 | 5033104130 |
7 | 1162461012 |
oct | 303771466 |
9 | 116605830 |
10 | 51376950 |
11 | 27001299 |
12 | 15258046 |
13 | a84b081 |
14 | 6b75542 |
15 | 479cc00 |
hex | 30ff336 |
51376950 has 96 divisors (see below), whose sum is σ = 149097600. Its totient is φ = 12972960.
The previous prime is 51376943. The next prime is 51376957. The reversal of 51376950 is 5967315.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (51376943) and next prime (51376957).
It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51376957) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 24649 + ... + 26651.
It is an arithmetic number, because the mean of its divisors is an integer number (1553100).
Almost surely, 251376950 is an apocalyptic number.
51376950 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 51376950, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74548800).
51376950 is an abundant number, since it is smaller than the sum of its proper divisors (97720650).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51376950 is a wasteful number, since it uses less digits than its factorization.
51376950 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2043 (or 2032 counting only the distinct ones).
The product of its (nonzero) digits is 28350, while the sum is 36.
The square root of 51376950 is about 7167.7716202457. The cubic root of 51376950 is about 371.7543904237.
It can be divided in two parts, 51376 and 950, that added together give a triangular number (52326 = T323).
The spelling of 51376950 in words is "fifty-one million, three hundred seventy-six thousand, nine hundred fifty".
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