Base | Representation |
---|---|
bin | 101111101001000011… |
… | …011011011011101110 |
3 | 11220001001110110202002 |
4 | 233221003123123232 |
5 | 1314231041133012 |
6 | 35300005132302 |
7 | 3460442120042 |
oct | 575103333356 |
9 | 156031413662 |
10 | 51154630382 |
11 | 1a770500a39 |
12 | 9ab76ba092 |
13 | 4a9303a57b |
14 | 2693c10022 |
15 | 14e5e1c7c2 |
hex | be90db6ee |
51154630382 has 32 divisors (see below), whose sum is σ = 78419819520. Its totient is φ = 25020420480.
The previous prime is 51154630361. The next prime is 51154630403. The reversal of 51154630382 is 28303645115.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (51154630361) and next prime (51154630403).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32644163 + ... + 32645729.
It is an arithmetic number, because the mean of its divisors is an integer number (2450619360).
Almost surely, 251154630382 is an apocalyptic number.
51154630382 is a deficient number, since it is larger than the sum of its proper divisors (27265189138).
51154630382 is a wasteful number, since it uses less digits than its factorization.
51154630382 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3176.
The product of its (nonzero) digits is 86400, while the sum is 38.
The spelling of 51154630382 in words is "fifty-one billion, one hundred fifty-four million, six hundred thirty thousand, three hundred eighty-two".
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