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2120058 = 232196199
BaseRepresentation
bin1000000101100101111010
310222201011200
420011211322
51020320213
6113235030
724006633
oct10054572
93881150
102120058
111218916
12862a76
13592c95
143d288a
152bd273
hex20597a

2120058 has 24 divisors (see below), whose sum is σ = 4836000. Its totient is φ = 669384.

The previous prime is 2120057. The next prime is 2120093. The reversal of 2120058 is 8500212.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a self number, because there is not a number n which added to its sum of digits gives 2120058.

It is not an unprimeable number, because it can be changed into a prime (2120051) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2758 + ... + 3441.

It is an arithmetic number, because the mean of its divisors is an integer number (201500).

22120058 is an apocalyptic number.

2120058 is an abundant number, since it is smaller than the sum of its proper divisors (2715942).

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

2120058 is a wasteful number, since it uses less digits than its factorization.

2120058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6226 (or 6223 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 2120058 is about 1456.0418950017. The cubic root of 2120058 is about 128.4643372800.

The spelling of 2120058 in words is "two million, one hundred twenty thousand, fifty-eight".

Divisors: 1 2 3 6 9 18 19 38 57 114 171 342 6199 12398 18597 37194 55791 111582 117781 235562 353343 706686 1060029 2120058