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212604054 = 23132725693
BaseRepresentation
bin11001010110000…
…01010010010110
3112211001101221020
430223001102112
5413411312204
633032502010
75161050615
oct1453012226
9484041836
10212604054
11aa011633
125b24a906
133507b220
142034387c
15139e8bd9
hexcac1496

212604054 has 16 divisors (see below), whose sum is σ = 457916592. Its totient is φ = 65416608.

The previous prime is 212604047. The next prime is 212604061. The reversal of 212604054 is 450406212.

It is an interprime number because it is at equal distance from previous prime (212604047) and next prime (212604061).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1362769 + ... + 1362924.

It is an arithmetic number, because the mean of its divisors is an integer number (28619787).

Almost surely, 2212604054 is an apocalyptic number.

212604054 is an abundant number, since it is smaller than the sum of its proper divisors (245312538).

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

212604054 is a wasteful number, since it uses less digits than its factorization.

212604054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2725711.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 212604054 is about 14580.9483230687. The cubic root of 212604054 is about 596.8389814033.

The spelling of 212604054 in words is "two hundred twelve million, six hundred four thousand, fifty-four".

Divisors: 1 2 3 6 13 26 39 78 2725693 5451386 8177079 16354158 35434009 70868018 106302027 212604054