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100014221 = 711408651
BaseRepresentation
bin1011111011000…
…01100010001101
320222012020201102
411331201202031
5201100423341
613531352445
72323051436
oct575414215
9228166642
10100014221
115150118a
12295b2725
131794a118
14d3d648d
158ba8c9b
hex5f6188d

100014221 has 4 divisors (see below), whose sum is σ = 101422944. Its totient is φ = 98605500.

The previous prime is 100014209. The next prime is 100014227. The reversal of 100014221 is 122410001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 100014221 - 210 = 100013197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100014227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 704255 + ... + 704396.

It is an arithmetic number, because the mean of its divisors is an integer number (25355736).

Almost surely, 2100014221 is an apocalyptic number.

It is an amenable number.

100014221 is a deficient number, since it is larger than the sum of its proper divisors (1408723).

100014221 is an equidigital number, since it uses as much as digits as its factorization.

100014221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1408722.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 100014221 is about 10000.7110247222. The cubic root of 100014221 is about 464.1808849966.

Adding to 100014221 its reverse (122410001), we get a palindrome (222424222).

The spelling of 100014221 in words is "one hundred million, fourteen thousand, two hundred twenty-one".

Divisors: 1 71 1408651 100014221