Base | Representation |
---|---|
bin | 1100010000011… |
… | …1101000010010 |
3 | 10120201222021200 |
4 | 3010013220102 |
5 | 101130131344 |
6 | 5033532030 |
7 | 1162663452 |
oct | 304075022 |
9 | 116658250 |
10 | 51411474 |
11 | 27025224 |
12 | 15274016 |
13 | a8609ba |
14 | 6b83d62 |
15 | 47a8069 |
hex | 3107a12 |
51411474 has 24 divisors (see below), whose sum is σ = 112246992. Its totient is φ = 17005560.
The previous prime is 51411449. The next prime is 51411517. The reversal of 51411474 is 47411415.
51411474 is a `hidden beast` number, since 514 + 1 + 147 + 4 = 666.
It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8544 + ... + 13259.
It is an arithmetic number, because the mean of its divisors is an integer number (4676958).
Almost surely, 251411474 is an apocalyptic number.
51411474 is an abundant number, since it is smaller than the sum of its proper divisors (60835518).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51411474 is a wasteful number, since it uses less digits than its factorization.
51411474 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21942 (or 21939 counting only the distinct ones).
The product of its digits is 2240, while the sum is 27.
The square root of 51411474 is about 7170.1794956612. The cubic root of 51411474 is about 371.8376416017.
Adding to 51411474 its reverse (47411415), we get a palindrome (98822889).
The spelling of 51411474 in words is "fifty-one million, four hundred eleven thousand, four hundred seventy-four".
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