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2152108 = 227101761
BaseRepresentation
bin1000001101011010101100
311001100010201
420031122230
51022331413
6114043244
724202240
oct10153254
94040121
102152108
11123aa02
12879524
135a474a
14400420
152c79dd
hex20d6ac

2152108 has 24 divisors (see below), whose sum is σ = 4352544. Its totient is φ = 912000.

The previous prime is 2152103. The next prime is 2152123. The reversal of 2152108 is 8012512.

It is not an unprimeable number, because it can be changed into a prime (2152103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2448 + ... + 3208.

It is an arithmetic number, because the mean of its divisors is an integer number (181356).

22152108 is an apocalyptic number.

2152108 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2152108 is an abundant number, since it is smaller than the sum of its proper divisors (2200436).

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

2152108 is a wasteful number, since it uses less digits than its factorization.

2152108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 873 (or 871 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 19.

The square root of 2152108 is about 1467.0064757867. The cubic root of 2152108 is about 129.1084559534.

Subtracting from 2152108 its sum of digits (19), we obtain a square (2152089 = 14672).

The spelling of 2152108 in words is "two million, one hundred fifty-two thousand, one hundred eight".

Divisors: 1 2 4 7 14 28 101 202 404 707 761 1414 1522 2828 3044 5327 10654 21308 76861 153722 307444 538027 1076054 2152108