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1369507084 = 221131125161
BaseRepresentation
bin101000110100001…
…0000010100001100
310112102222011112121
41101220100110030
510301043211314
6343521142324
745636422011
oct12150202414
93472864477
101369507084
11643061a40
1232278a9a4
1318a96332a
14cdc55708
158036ed24
hex51a1050c

1369507084 has 12 divisors (see below), whose sum is σ = 2614513608. Its totient is φ = 622503200.

The previous prime is 1369507079. The next prime is 1369507093. The reversal of 1369507084 is 4807059631.

It is a self number, because there is not a number n which added to its sum of digits gives 1369507084.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15562537 + ... + 15562624.

It is an arithmetic number, because the mean of its divisors is an integer number (217876134).

Almost surely, 21369507084 is an apocalyptic number.

It is an amenable number.

1369507084 is a deficient number, since it is larger than the sum of its proper divisors (1245006524).

1369507084 is a wasteful number, since it uses less digits than its factorization.

1369507084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31125176 (or 31125174 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 43.

The square root of 1369507084 is about 37006.8518520557. The cubic root of 1369507084 is about 1110.5073253787.

The spelling of 1369507084 in words is "one billion, three hundred sixty-nine million, five hundred seven thousand, eighty-four".

Divisors: 1 2 4 11 22 44 31125161 62250322 124500644 342376771 684753542 1369507084