Base | Representation |
---|---|
bin | 1101001001000000011… |
… | …10001011100000010010 |
3 | 1121011102122202221010012 |
4 | 12210200032023200102 |
5 | 24344144102413010 |
6 | 543231040234522 |
7 | 44422614662252 |
oct | 6444016134022 |
9 | 1534378687105 |
10 | 451512154130 |
11 | 164537927204 |
12 | 7360a60ba42 |
13 | 3376776750b |
14 | 17bd367b962 |
15 | bb28dd9005 |
hex | 692038b812 |
451512154130 has 16 divisors (see below), whose sum is σ = 812736734040. Its totient is φ = 180601560192.
The previous prime is 451512154123. The next prime is 451512154189. The reversal of 451512154130 is 31451215154.
It can be written as a sum of positive squares in 4 ways, for example, as 228016755121 + 223495399009 = 477511^2 + 472753^2 .
It is a super-2 number, since 2×4515121541302 (a number of 24 digits) contains 22 as substring.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 205862 + ... + 972318.
Almost surely, 2451512154130 is an apocalyptic number.
451512154130 is a deficient number, since it is larger than the sum of its proper divisors (361224579910).
451512154130 is a wasteful number, since it uses less digits than its factorization.
451512154130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 825373.
The product of its (nonzero) digits is 12000, while the sum is 32.
Adding to 451512154130 its reverse (31451215154), we get a palindrome (482963369284).
The spelling of 451512154130 in words is "four hundred fifty-one billion, five hundred twelve million, one hundred fifty-four thousand, one hundred thirty".
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