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212376136 = 2376162171
BaseRepresentation
bin11001010100010…
…01101001001000
3112210121211021211
430222021221020
5413332014021
633023542504
75156111260
oct1452115110
9483554254
10212376136
11a9976375
125b15aa34
1334ccb56b
14202c47a0
15139a13e1
hexca89a48

212376136 has 32 divisors (see below), whose sum is σ = 462559680. Its totient is φ = 89524800.

The previous prime is 212376119. The next prime is 212376137. The reversal of 212376136 is 631673212.

It is a junction number, because it is equal to n+sod(n) for n = 212376098 and 212376107.

It is not an unprimeable number, because it can be changed into a prime (212376137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27670 + ... + 34501.

It is an arithmetic number, because the mean of its divisors is an integer number (14454990).

Almost surely, 2212376136 is an apocalyptic number.

It is an amenable number.

212376136 is an abundant number, since it is smaller than the sum of its proper divisors (250183544).

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

212376136 is a wasteful number, since it uses less digits than its factorization.

212376136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62245 (or 62241 counting only the distinct ones).

The product of its digits is 9072, while the sum is 31.

The square root of 212376136 is about 14573.1306176813. The cubic root of 212376136 is about 596.6256286428.

The spelling of 212376136 in words is "two hundred twelve million, three hundred seventy-six thousand, one hundred thirty-six".

Divisors: 1 2 4 7 8 14 28 56 61 122 244 427 488 854 1708 3416 62171 124342 248684 435197 497368 870394 1740788 3481576 3792431 7584862 15169724 26547017 30339448 53094034 106188068 212376136