Base | Representation |
---|---|
bin | 100011111100010… |
… | …1111100110011100 |
3 | 10010001102001200120 |
4 | 1013320233212130 |
5 | 4432222313442 |
6 | 315401554540 |
7 | 41613214152 |
oct | 10770574634 |
9 | 3101361616 |
10 | 1206057372 |
11 | 569873833 |
12 | 297aa5a50 |
13 | 162b35620 |
14 | b62693d2 |
15 | 70d354ec |
hex | 47e2f99c |
1206057372 has 24 divisors (see below), whose sum is σ = 3030606096. Its totient is φ = 371094528.
The previous prime is 1206057361. The next prime is 1206057373. The reversal of 1206057372 is 2737506021.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1206057373) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3865413 + ... + 3865724.
It is an arithmetic number, because the mean of its divisors is an integer number (126275254).
Almost surely, 21206057372 is an apocalyptic number.
1206057372 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
1206057372 is an abundant number, since it is smaller than the sum of its proper divisors (1824548724).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1206057372 is a wasteful number, since it uses less digits than its factorization.
1206057372 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7731157 (or 7731155 counting only the distinct ones).
The product of its (nonzero) digits is 17640, while the sum is 33.
The square root of 1206057372 is about 34728.3367295354. The cubic root of 1206057372 is about 1064.4436018920.
The spelling of 1206057372 in words is "one billion, two hundred six million, fifty-seven thousand, three hundred seventy-two".
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