Base | Representation |
---|---|
bin | 100010010011110… |
… | …0010010110111000 |
3 | 2222020012210010210 |
4 | 1010213202112320 |
5 | 4324202340112 |
6 | 310122311120 |
7 | 40346111022 |
oct | 10447422670 |
9 | 2866183123 |
10 | 1151215032 |
11 | 540915990 |
12 | 2816584a0 |
13 | 154673136 |
14 | acc71012 |
15 | 6b100b3c |
hex | 449e25b8 |
1151215032 has 32 divisors (see below), whose sum is σ = 3139678080. Its totient is φ = 348852960.
The previous prime is 1151214991. The next prime is 1151215099. The reversal of 1151215032 is 2305121511.
It is a super-2 number, since 2×11512150322 = 2650592099805522048, which contains 22 as substring.
It is a congruent 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, 2180068 + ... + 2180595.
It is an arithmetic number, because the mean of its divisors is an integer number (98114940).
Almost surely, 21151215032 is an apocalyptic number.
1151215032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
1151215032 is an abundant number, since it is smaller than the sum of its proper divisors (1988463048).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1151215032 is a wasteful number, since it uses less digits than its factorization.
1151215032 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4360683 (or 4360679 counting only the distinct ones).
The product of its (nonzero) digits is 300, while the sum is 21.
The square root of 1151215032 is about 33929.5598556775. The cubic root of 1151215032 is about 1048.0584019471.
Adding to 1151215032 its reverse (2305121511), we get a palindrome (3456336543).
The spelling of 1151215032 in words is "one billion, one hundred fifty-one million, two hundred fifteen thousand, thirty-two".
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