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2120473029 = 31096484627
BaseRepresentation
bin111111001100011…
…1101100111000101
312110210001012011010
41332120331213011
513320320114104
6550225032433
7103355503053
oct17630754705
95423035133
102120473029
11998a51854
124b2185719
1327a40868c
141618991d3
15c625d489
hex7e63d9c5

2120473029 has 8 divisors (see below), whose sum is σ = 2853236320. Its totient is φ = 1400679216.

The previous prime is 2120473001. The next prime is 2120473037. The reversal of 2120473029 is 9203740212.

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

It is not a de Polignac number, because 2120473029 - 29 = 2120472517 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2120472987 and 2120473005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2120473079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3241987 + ... + 3242640.

It is an arithmetic number, because the mean of its divisors is an integer number (356654540).

Almost surely, 22120473029 is an apocalyptic number.

It is an amenable number.

2120473029 is a deficient number, since it is larger than the sum of its proper divisors (732763291).

2120473029 is a wasteful number, since it uses less digits than its factorization.

2120473029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6484739.

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 2120473029 is about 46048.5942130702. The cubic root of 2120473029 is about 1284.7271958946.

The spelling of 2120473029 in words is "two billion, one hundred twenty million, four hundred seventy-three thousand, twenty-nine".

Divisors: 1 3 109 327 6484627 19453881 706824343 2120473029