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299420652 = 22324951721
BaseRepresentation
bin10001110110001…
…100101111101100
3202212102010220210
4101312030233230
51103122430102
645413342420
710264014336
oct2166145754
9685363823
10299420652
11144019193
1284337a10
134a0571ab
142baa2456
151b44736c
hex11d8cbec

299420652 has 12 divisors (see below), whose sum is σ = 698648216. Its totient is φ = 99806880.

The previous prime is 299420651. The next prime is 299420659. The reversal of 299420652 is 256024992.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 299420652.

It is not an unprimeable number, because it can be changed into a prime (299420651) 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, 12475849 + ... + 12475872.

Almost surely, 2299420652 is an apocalyptic number.

It is an amenable number.

299420652 is an abundant number, since it is smaller than the sum of its proper divisors (399227564).

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

299420652 is a wasteful number, since it uses less digits than its factorization.

299420652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24951728 (or 24951726 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 39.

The square root of 299420652 is about 17303.7756573529. The cubic root of 299420652 is about 669.0017450090.

The spelling of 299420652 in words is "two hundred ninety-nine million, four hundred twenty thousand, six hundred fifty-two".

Divisors: 1 2 3 4 6 12 24951721 49903442 74855163 99806884 149710326 299420652