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100268212 = 22112278823
BaseRepresentation
bin1011111100111…
…11100010110100
320222200011010111
411332133202310
5201132040322
613541032404
72325160102
oct576374264
9228604114
10100268212
1151664aa0
12296b5704
1317a08905
14d460c72
158c09177
hex5f9f8b4

100268212 has 12 divisors (see below), whose sum is σ = 191421216. Its totient is φ = 45576440.

The previous prime is 100268197. The next prime is 100268219. The reversal of 100268212 is 212862001.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100268219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1139368 + ... + 1139455.

It is an arithmetic number, because the mean of its divisors is an integer number (15951768).

Almost surely, 2100268212 is an apocalyptic number.

It is an amenable number.

100268212 is a deficient number, since it is larger than the sum of its proper divisors (91153004).

100268212 is a wasteful number, since it uses less digits than its factorization.

100268212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2278838 (or 2278836 counting only the distinct ones).

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

The square root of 100268212 is about 10013.4016198293. The cubic root of 100268212 is about 464.5734895155.

The spelling of 100268212 in words is "one hundred million, two hundred sixty-eight thousand, two hundred twelve".

Divisors: 1 2 4 11 22 44 2278823 4557646 9115292 25067053 50134106 100268212