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1069504332 = 2231321972677
BaseRepresentation
bin111111101111110…
…101011101001100
32202112110110010120
4333233311131030
54142243114312
6254043104540
735334431301
oct7757653514
92675413116
101069504332
114a9786486
1225a212150
13140764200
14a20810a8
1563d6028c
hex3fbf574c

1069504332 has 72 divisors (see below), whose sum is σ = 2716970256. Its totient is φ = 327285504.

The previous prime is 1069504327. The next prime is 1069504339. The reversal of 1069504332 is 2334059601.

It is a super-2 number, since 2×10695043322 = 2287679032333532448, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1069504293 and 1069504302.

It is not an unprimeable number, because it can be changed into a prime (1069504339) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 398178 + ... + 400854.

It is an arithmetic number, because the mean of its divisors is an integer number (37735698).

Almost surely, 21069504332 is an apocalyptic number.

1069504332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1069504332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1358485128).

1069504332 is an abundant number, since it is smaller than the sum of its proper divisors (1647465924).

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

1069504332 is a wasteful number, since it uses less digits than its factorization.

1069504332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2907 (or 2892 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 33.

The square root of 1069504332 is about 32703.2770834973. The cubic root of 1069504332 is about 1022.6511616277.

The spelling of 1069504332 in words is "one billion, sixty-nine million, five hundred four thousand, three hundred thirty-two".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 169 197 338 394 507 591 676 788 1014 1182 2028 2364 2561 2677 5122 5354 7683 8031 10244 10708 15366 16062 30732 32124 33293 34801 66586 69602 99879 104403 133172 139204 199758 208806 399516 417612 452413 527369 904826 1054738 1357239 1582107 1809652 2109476 2714478 3164214 5428956 6328428 6855797 13711594 20567391 27423188 41134782 82269564 89125361 178250722 267376083 356501444 534752166 1069504332