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2029708008 = 233228190389
BaseRepresentation
bin111100011111010…
…1110001011101000
312020110020211221200
41320332232023220
513124101124013
6533223404200
7101204143026
oct17076561350
95213224850
102029708008
11951798739
124878b3660
13264679473
141537cd716
15bd2cee73
hex78fae2e8

2029708008 has 24 divisors (see below), whose sum is σ = 5497126050. Its totient is φ = 676569312.

The previous prime is 2029708007. The next prime is 2029708033. The reversal of 2029708008 is 8008079202.

It can be written as a sum of positive squares in only one way, i.e., 1999699524 + 30008484 = 44718^2 + 5478^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (2029708007) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14095123 + ... + 14095266.

Almost surely, 22029708008 is an apocalyptic number.

It is an amenable number.

2029708008 is an abundant number, since it is smaller than the sum of its proper divisors (3467418042).

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

2029708008 is a wasteful number, since it uses less digits than its factorization.

2029708008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28190401 (or 28190394 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 36.

The square root of 2029708008 is about 45052.2808301644. The cubic root of 2029708008 is about 1266.1287051978.

The spelling of 2029708008 in words is "two billion, twenty-nine million, seven hundred eight thousand, eight".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 28190389 56380778 84571167 112761556 169142334 225523112 253713501 338284668 507427002 676569336 1014854004 2029708008