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3675724245 = 33579344653
BaseRepresentation
bin1101101100010111…
…0001100111010101
3100111011112010202000
43123011301213111
530011441133440
61404423305513
7160042066134
oct33305614725
910434463660
103675724245
11161693a036
12866bab299
134676a427b
1426c26191b
15167a6d730
hexdb1719d5

3675724245 has 32 divisors (see below), whose sum is σ = 6617356800. Its totient is φ = 1935565632.

The previous prime is 3675724243. The next prime is 3675724259. The reversal of 3675724245 is 5424275763.

3675724245 is a `hidden beast` number, since 36 + 7 + 572 + 4 + 2 + 45 = 666.

It is not a de Polignac number, because 3675724245 - 21 = 3675724243 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3675724245.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3675724243) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 161662 + ... + 182991.

It is an arithmetic number, because the mean of its divisors is an integer number (206792400).

Almost surely, 23675724245 is an apocalyptic number.

It is an amenable number.

3675724245 is a deficient number, since it is larger than the sum of its proper divisors (2941632555).

3675724245 is a wasteful number, since it uses less digits than its factorization.

3675724245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344746 (or 344740 counting only the distinct ones).

The product of its digits is 1411200, while the sum is 45.

The square root of 3675724245 is about 60627.7514427180. The cubic root of 3675724245 is about 1543.2903512897.

The spelling of 3675724245 in words is "three billion, six hundred seventy-five million, seven hundred twenty-four thousand, two hundred forty-five".

Divisors: 1 3 5 9 15 27 45 79 135 237 395 711 1185 2133 3555 10665 344653 1033959 1723265 3101877 5169795 9305631 15509385 27227587 46528155 81682761 136137935 245048283 408413805 735144849 1225241415 3675724245