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2302990629 = 31745156679
BaseRepresentation
bin1000100101000100…
…1101100100100101
312221111111001020020
42021101031210211
514204031200004
61020305025353
7111033045252
oct21121154445
95844431206
102302990629
11a81a83a45
12543325259
132a9181464
1417bc0a429
15d72b28d9
hex8944d925

2302990629 has 8 divisors (see below), whose sum is σ = 3251280960. Its totient is φ = 1445013696.

The previous prime is 2302990607. The next prime is 2302990631. The reversal of 2302990629 is 9260992032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2302990629 - 28 = 2302990373 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2302990649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22578289 + ... + 22578390.

It is an arithmetic number, because the mean of its divisors is an integer number (406410120).

Almost surely, 22302990629 is an apocalyptic number.

It is an amenable number.

2302990629 is a deficient number, since it is larger than the sum of its proper divisors (948290331).

2302990629 is a wasteful number, since it uses less digits than its factorization.

2302990629 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45156699.

The product of its (nonzero) digits is 104976, while the sum is 42.

The square root of 2302990629 is about 47989.4845669340. The cubic root of 2302990629 is about 1320.5779969865.

The spelling of 2302990629 in words is "two billion, three hundred two million, nine hundred ninety thousand, six hundred twenty-nine".

Divisors: 1 3 17 51 45156679 135470037 767663543 2302990629