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202201401 = 3193547393
BaseRepresentation
bin11000000110101…
…01100100111001
3112002110220011210
430003111210321
5403230421101
632021513333
75003453313
oct1403254471
9462426153
10202201401
11a41569a6
1257872849
1332b782cc
141cbd67b3
1512b417d6
hexc0d5939

202201401 has 8 divisors (see below), whose sum is σ = 283791520. Its totient is φ = 127706112.

The previous prime is 202201393. The next prime is 202201423. The reversal of 202201401 is 104102202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 202201401 - 23 = 202201393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (202201471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1773640 + ... + 1773753.

It is an arithmetic number, because the mean of its divisors is an integer number (35473940).

Almost surely, 2202201401 is an apocalyptic number.

It is an amenable number.

202201401 is a deficient number, since it is larger than the sum of its proper divisors (81590119).

202201401 is a wasteful number, since it uses less digits than its factorization.

202201401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3547415.

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 202201401 is about 14219.7539008240. The cubic root of 202201401 is about 586.9413682469.

Adding to 202201401 its reverse (104102202), we get a palindrome (306303603).

The spelling of 202201401 in words is "two hundred two million, two hundred one thousand, four hundred one".

Divisors: 1 3 19 57 3547393 10642179 67400467 202201401