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52305205005 = 3351722790939
BaseRepresentation
bin110000101101101000…
…100001011100001101
312000000020110201102000
4300231220201130031
51324110113030010
640010110022513
73531112623024
oct605550413415
9160006421360
1052305205005
1120200a19759
12a178aa7a39
134c17518061
1427629558bb
151561e437c0
hexc2da2170d

52305205005 has 32 divisors (see below), whose sum is σ = 98456860800. Its totient is φ = 26255160576.

The previous prime is 52305205003. The next prime is 52305205079. The reversal of 52305205005 is 50050250325.

It is not a de Polignac number, because 52305205005 - 21 = 52305205003 is a prime.

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

It is a self number, because there is not a number n which added to its sum of digits gives 52305205005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52305205003) 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, 11393175 + ... + 11397764.

It is an arithmetic number, because the mean of its divisors is an integer number (3076776900).

Almost surely, 252305205005 is an apocalyptic number.

It is an amenable number.

52305205005 is a deficient number, since it is larger than the sum of its proper divisors (46151655795).

52305205005 is a wasteful number, since it uses less digits than its factorization.

52305205005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22790970 (or 22790964 counting only the distinct ones).

The product of its (nonzero) digits is 7500, while the sum is 27.

The spelling of 52305205005 in words is "fifty-two billion, three hundred five million, two hundred five thousand, five".

Divisors: 1 3 5 9 15 17 27 45 51 85 135 153 255 459 765 2295 22790939 68372817 113954695 205118451 341864085 387445963 615355353 1025592255 1162337889 1937229815 3076776765 3487013667 5811689445 10461041001 17435068335 52305205005