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100212054 = 2316702009
BaseRepresentation
bin1011111100100…
…01110101010110
320222120022002120
411332101311112
5201123241204
613535520410
72324534265
oct576216526
9228508076
10100212054
1151626888
1229689106
13179b9197
14d4485dc
158be76d9
hex5f91d56

100212054 has 8 divisors (see below), whose sum is σ = 200424120. Its totient is φ = 33404016.

The previous prime is 100212043. The next prime is 100212067. The reversal of 100212054 is 450212001.

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

100212054 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8350999 + ... + 8351010.

It is an arithmetic number, because the mean of its divisors is an integer number (25053015).

Almost surely, 2100212054 is an apocalyptic number.

100212054 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100212054 is a wasteful number, since it uses less digits than its factorization.

100212054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16702014.

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 100212054 is about 10010.5970850894. The cubic root of 100212054 is about 464.4867408849.

Adding to 100212054 its reverse (450212001), we get a palindrome (550424055).

The spelling of 100212054 in words is "one hundred million, two hundred twelve thousand, fifty-four".

Divisors: 1 2 3 6 16702009 33404018 50106027 100212054