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69189500230 = 2542841161503
BaseRepresentation
bin100000001110000000…
…0111111110101000110
320121120221020210012121
41000130000333311012
52113200003001410
651441335040154
74666403022364
oct1003400776506
9217527223177
1069189500230
112738573a654
12114ab51005a
1366a85595a6
1434c5116634
151bee3b29da
hex101c03fd46

69189500230 has 16 divisors (see below), whose sum is σ = 124544778624. Its totient is φ = 27674982720.

The previous prime is 69189500123. The next prime is 69189500231. The reversal of 69189500230 is 3200598196.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (69189500231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 347659 + ... + 509161.

It is an arithmetic number, because the mean of its divisors is an integer number (7784048664).

Almost surely, 269189500230 is an apocalyptic number.

69189500230 is a deficient number, since it is larger than the sum of its proper divisors (55355278394).

69189500230 is a wasteful number, since it uses less digits than its factorization.

69189500230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204351.

The product of its (nonzero) digits is 116640, while the sum is 43.

The spelling of 69189500230 in words is "sixty-nine billion, one hundred eighty-nine million, five hundred thousand, two hundred thirty".

Divisors: 1 2 5 10 42841 85682 161503 214205 323006 428410 807515 1615030 6918950023 13837900046 34594750115 69189500230