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2073213079 = 74863479
BaseRepresentation
bin111101110010010…
…1011100010010111
312100111010010200121
41323210223202113
513221220304304
6541420052411
7102243010000
oct17344534227
95314103617
102073213079
11974302743
1249a394107
1327069c502
141594b61a7
15c2025554
hex7b92b897

2073213079 has 10 divisors (see below), whose sum is σ = 2418607480. Its totient is φ = 1777037724.

The previous prime is 2073213073. The next prime is 2073213083. The reversal of 2073213079 is 9703123702.

It is not a de Polignac number, because 2073213079 - 25 = 2073213047 is a prime.

It is a super-3 number, since 3×20732130793 (a number of 29 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2073213073) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 429339 + ... + 434140.

It is an arithmetic number, because the mean of its divisors is an integer number (241860748).

Almost surely, 22073213079 is an apocalyptic number.

2073213079 is a deficient number, since it is larger than the sum of its proper divisors (345394401).

2073213079 is an frugal number, since it uses more digits than its factorization.

2073213079 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 863507 (or 863486 counting only the distinct ones).

The product of its (nonzero) digits is 15876, while the sum is 34.

The square root of 2073213079 is about 45532.5496650473. The cubic root of 2073213079 is about 1275.1109638655.

It can be divided in two parts, 20732 and 13079, that multiplied together give a triangular number (271153828 = T23287).

The spelling of 2073213079 in words is "two billion, seventy-three million, two hundred thirteen thousand, seventy-nine".

Divisors: 1 7 49 343 2401 863479 6044353 42310471 296173297 2073213079