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2704208004 = 223101072
BaseRepresentation
bin1010000100101110…
…1111000010000100
320222110110000000000
42201023233002010
521014234124004
61124200321300
7124004250231
oct24113570204
96873400000
102704208004
111168500553
12635773230
1334132aba4
141b920a788
1510c616c39
hexa12ef084

2704208004 has 99 divisors (see below), whose sum is σ = 7165467127. Its totient is φ = 892978344.

The previous prime is 2704207997. The next prime is 2704208009. The reversal of 2704208004 is 4008024072.

2704208004 = T7056 + T7057 + ... + T7162.

The square root of 2704208004 is 52002.

It is a perfect power (a square), and thus also a powerful number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2704208009) 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 32 ways as a sum of consecutive naturals, for example, 25272919 + ... + 25273025.

Almost surely, 22704208004 is an apocalyptic number.

2704208004 is the 52002-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2704208004

2704208004 is an abundant number, since it is smaller than the sum of its proper divisors (4461259123).

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

2704208004 is an frugal number, since it uses more digits than its factorization.

2704208004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248 (or 112 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 27.

The cubic root of 2704208004 is about 1393.1996755002.

The spelling of 2704208004 in words is "two billion, seven hundred four million, two hundred eight thousand, four".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 81 107 108 162 214 243 321 324 428 486 642 729 963 972 1284 1458 1926 2187 2889 2916 3852 4374 5778 6561 8667 8748 11449 11556 13122 17334 19683 22898 26001 26244 34347 34668 39366 45796 52002 59049 68694 78003 78732 103041 104004 118098 137388 156006 206082 234009 236196 309123 312012 412164 468018 618246 702027 927369 936036 1236492 1404054 1854738 2106081 2782107 2808108 3709476 4212162 5564214 6318243 8346321 8424324 11128428 12636486 16692642 25038963 25272972 33385284 50077926 75116889 100155852 150233778 225350667 300467556 450701334 676052001 901402668 1352104002 2704208004