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2801298 = 23541863
BaseRepresentation
bin1010101011111010010010
312021022122210
422223322102
51204120143
6140012550
732545023
oct12537222
95238583
102801298
111643725
12b31156
13771096
1452cc4a
153a5033
hex2abe92

2801298 has 16 divisors (see below), whose sum is σ = 5619456. Its totient is φ = 930960.

The previous prime is 2801287. The next prime is 2801299. The reversal of 2801298 is 8921082.

It is not an unprimeable number, because it can be changed into a prime (2801299) 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, 2815 + ... + 3677.

It is an arithmetic number, because the mean of its divisors is an integer number (351216).

22801298 is an apocalyptic number.

2801298 is an abundant number, since it is smaller than the sum of its proper divisors (2818158).

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

2801298 is a wasteful number, since it uses less digits than its factorization.

2801298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1409.

The product of its (nonzero) digits is 2304, while the sum is 30.

The square root of 2801298 is about 1673.7078598131. The cubic root of 2801298 is about 140.9677507857.

The spelling of 2801298 in words is "two million, eight hundred one thousand, two hundred ninety-eight".

Divisors: 1 2 3 6 541 863 1082 1623 1726 2589 3246 5178 466883 933766 1400649 2801298