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372112205 = 5535572521
BaseRepresentation
bin10110001011011…
…111101101001101
3221221012020222112
4112023133231031
51230230042310
6100531353405
712135621143
oct2613375515
9857166875
10372112205
11181058453
12a4752865
135c128b4a
14375c5593
1522a05705
hex162dfb4d

372112205 has 16 divisors (see below), whose sum is σ = 455957424. Its totient is φ = 291432960.

The previous prime is 372112123. The next prime is 372112249. The reversal of 372112205 is 502211273.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 110901961 + 261210244 = 10531^2 + 16162^2 .

It is not a de Polignac number, because 372112205 - 220 = 371063629 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 146345 + ... + 148865.

It is an arithmetic number, because the mean of its divisors is an integer number (28497339).

Almost surely, 2372112205 is an apocalyptic number.

It is an amenable number.

372112205 is a deficient number, since it is larger than the sum of its proper divisors (83845219).

372112205 is a wasteful number, since it uses less digits than its factorization.

372112205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3136.

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 372112205 is about 19290.2100818006. The cubic root of 372112205 is about 719.2689370964.

Adding to 372112205 its reverse (502211273), we get a palindrome (874323478).

The spelling of 372112205 in words is "three hundred seventy-two million, one hundred twelve thousand, two hundred five".

Divisors: 1 5 53 265 557 2521 2785 12605 29521 133613 147605 668065 1404197 7020985 74422441 372112205