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2980698 = 23770969
BaseRepresentation
bin1011010111101101011010
312121102202020
423113231122
51230340243
6143515310
734223040
oct13275532
95542666
102980698
111756496
12bb8b36
13804936
14578390
153dd283
hex2d7b5a

2980698 has 16 divisors (see below), whose sum is σ = 6813120. Its totient is φ = 851616.

The previous prime is 2980697. The next prime is 2980711. The reversal of 2980698 is 8960892.

It is a Harshad number since it is a multiple of its sum of digits (42), and also a Moran number because the ratio is a prime number: 70969 = 2980698 / (2 + 9 + 8 + 0 + 6 + 9 + 8).

It is not an unprimeable number, because it can be changed into a prime (2980697) 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, 35443 + ... + 35526.

It is an arithmetic number, because the mean of its divisors is an integer number (425820).

22980698 is an apocalyptic number.

2980698 is an abundant number, since it is smaller than the sum of its proper divisors (3832422).

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

2980698 is a wasteful number, since it uses less digits than its factorization.

2980698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70981.

The product of its (nonzero) digits is 62208, while the sum is 42.

The square root of 2980698 is about 1726.4698085979. The cubic root of 2980698 is about 143.9149768151.

It can be divided in two parts, 2 and 980698, that added together give a triangular number (980700 = T1400).

The spelling of 2980698 in words is "two million, nine hundred eighty thousand, six hundred ninety-eight".

Divisors: 1 2 3 6 7 14 21 42 70969 141938 212907 425814 496783 993566 1490349 2980698