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312106 = 21131381
BaseRepresentation
bin1001100001100101010
3120212010111
41030030222
534441411
610404534
72436634
oct1141452
9525114
10312106
111a3543
1213074a
13ac0a2
1481a54
1562721
hex4c32a

312106 has 8 divisors (see below), whose sum is σ = 472644. Its totient is φ = 154560.

The previous prime is 312101. The next prime is 312107. The reversal of 312106 is 601213.

It can be written as a sum of positive squares in 2 ways, for example, as 275625 + 36481 = 525^2 + 191^2 .

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

It is not an unprimeable number, because it can be changed into a prime (312101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 465 + ... + 916.

2312106 is an apocalyptic number.

312106 is a deficient number, since it is larger than the sum of its proper divisors (160538).

312106 is a wasteful number, since it uses less digits than its factorization.

312106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1496.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 312106 is about 558.6644789138. The cubic root of 312106 is about 67.8319089396.

Adding to 312106 its reverse (601213), we get a palindrome (913319).

The spelling of 312106 in words is "three hundred twelve thousand, one hundred six".

Divisors: 1 2 113 226 1381 2762 156053 312106