Base | Representation |
---|---|
bin | 10110001011100… |
… | …110101100111001 |
3 | 221221020201021201 |
4 | 112023212230321 |
5 | 1230232001412 |
6 | 100532134201 |
7 | 12136100524 |
oct | 2613465471 |
9 | 857221251 |
10 | 372140857 |
11 | 181077a30 |
12 | a4767361 |
13 | 5c138bba |
14 | 375d1bbb |
15 | 22a0de57 |
hex | 162e6b39 |
372140857 has 8 divisors (see below), whose sum is σ = 416944512. Its totient is φ = 329166000.
The previous prime is 372140831. The next prime is 372140893. The reversal of 372140857 is 758041273.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 372140857 - 27 = 372140729 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (37).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (372140357) 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, 456769 + ... + 457582.
It is an arithmetic number, because the mean of its divisors is an integer number (52118064).
Almost surely, 2372140857 is an apocalyptic number.
372140857 is a gapful number since it is divisible by the number (37) formed by its first and last digit.
It is an amenable number.
372140857 is a deficient number, since it is larger than the sum of its proper divisors (44803655).
372140857 is a wasteful number, since it uses less digits than its factorization.
372140857 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 914399.
The product of its (nonzero) digits is 47040, while the sum is 37.
The square root of 372140857 is about 19290.9527240103. The cubic root of 372140857 is about 719.2873974464.
The spelling of 372140857 in words is "three hundred seventy-two million, one hundred forty thousand, eight hundred fifty-seven".
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