Base | Representation |
---|---|
bin | 1100010000100… |
… | …1001010001010 |
3 | 10120202021212200 |
4 | 3010021022022 |
5 | 101130331423 |
6 | 5034021030 |
7 | 1163020641 |
oct | 304111212 |
9 | 116667780 |
10 | 51417738 |
11 | 270299a9 |
12 | 15277776 |
13 | a8637c8 |
14 | 6b86358 |
15 | 47a9d43 |
hex | 310928a |
51417738 has 24 divisors (see below), whose sum is σ = 113509188. Its totient is φ = 16815552.
The previous prime is 51417727. The next prime is 51417749. The reversal of 51417738 is 83771415.
It is an interprime number because it is at equal distance from previous prime (51417727) and next prime (51417749).
It can be written as a sum of positive squares in 2 ways, for example, as 48483369 + 2934369 = 6963^2 + 1713^2 .
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, 25995 + ... + 27902.
Almost surely, 251417738 is an apocalyptic number.
51417738 is an abundant number, since it is smaller than the sum of its proper divisors (62091450).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51417738 is a wasteful number, since it uses less digits than its factorization.
51417738 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 53958 (or 53955 counting only the distinct ones).
The product of its digits is 23520, while the sum is 36.
The square root of 51417738 is about 7170.6162915052. The cubic root of 51417738 is about 371.8527426172.
The spelling of 51417738 in words is "fifty-one million, four hundred seventeen thousand, seven hundred thirty-eight".
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