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1368692696 = 237279193229
BaseRepresentation
bin101000110010100…
…1001011111011000
310112101102210102002
41101211021133120
510300341131241
6343451500132
745626460500
oct12145113730
93471383362
101368692696
11642656098
12322457648
1318a739747
14cdac2a00
158025d89b
hex519497d8

1368692696 has 96 divisors (see below), whose sum is σ = 3052008000. Its totient is φ = 573640704.

The previous prime is 1368692669. The next prime is 1368692719. The reversal of 1368692696 is 6962968631.

It is a Harshad number since it is a multiple of its sum of digits (56).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5976710 + ... + 5976938.

It is an arithmetic number, because the mean of its divisors is an integer number (31791750).

Almost surely, 21368692696 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1368692696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1526004000).

1368692696 is an abundant number, since it is smaller than the sum of its proper divisors (1683315304).

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

1368692696 is a wasteful number, since it uses less digits than its factorization.

1368692696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 521 (or 510 counting only the distinct ones).

The product of its digits is 5038848, while the sum is 56.

The square root of 1368692696 is about 36995.8470101713. The cubic root of 1368692696 is about 1110.2871578026.

The spelling of 1368692696 in words is "one billion, three hundred sixty-eight million, six hundred ninety-two thousand, six hundred ninety-six".

Divisors: 1 2 4 7 8 14 28 49 56 79 98 158 193 196 229 316 386 392 458 553 632 772 916 1106 1351 1544 1603 1832 2212 2702 3206 3871 4424 5404 6412 7742 9457 10808 11221 12824 15247 15484 18091 18914 22442 30494 30968 36182 37828 44197 44884 60988 72364 75656 88394 89768 106729 121976 126637 144728 176788 213458 253274 309379 353576 426916 506548 618758 747103 853832 886459 1013096 1237516 1494206 1772918 2165653 2475032 2988412 3491563 3545836 4331306 5976824 6983126 7091672 8662612 13966252 17325224 24440941 27932504 48881882 97763764 171086587 195527528 342173174 684346348 1368692696