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214123801 = 1391997741
BaseRepresentation
bin11001100001101…
…00010100011001
3112220220121122011
430300310110121
5414303430201
633125225521
75210010433
oct1460642431
9486817564
10214123801
11aa95a421
125b8622a1
1335490b98
142061b653
1513be9151
hexcc34519

214123801 has 8 divisors (see below), whose sum is σ = 216776000. Its totient is φ = 211487760.

The previous prime is 214123783. The next prime is 214123829. The reversal of 214123801 is 108321412.

It is a happy number.

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 214123801 - 25 = 214123769 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (214123001) 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, 23791 + ... + 31531.

It is an arithmetic number, because the mean of its divisors is an integer number (27097000).

Almost surely, 2214123801 is an apocalyptic number.

It is an amenable number.

214123801 is a deficient number, since it is larger than the sum of its proper divisors (2652199).

214123801 is a wasteful number, since it uses less digits than its factorization.

214123801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8079.

The product of its (nonzero) digits is 384, while the sum is 22.

The square root of 214123801 is about 14632.9696575917. The cubic root of 214123801 is about 598.2577243935.

The spelling of 214123801 in words is "two hundred fourteen million, one hundred twenty-three thousand, eight hundred one".

Divisors: 1 139 199 7741 27661 1075999 1540459 214123801