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10909264080 = 243511132997113
BaseRepresentation
bin10100010100011111…
…00010100011010000
31001011021201000221210
422022033202203100
5134320232422310
65002303220120
7534225133431
oct121217424320
931137630853
1010909264080
114698aa4630
1221455a7640
13104b1a8760
14756c11488
1543cb19820
hex28a3e28d0

10909264080 has 640 divisors, whose sum is σ = 41892318720. Its totient is φ = 2312110080.

The previous prime is 10909264061. The next prime is 10909264081. The reversal of 10909264080 is 8046290901.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10909264081) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 96542104 + ... + 96542216.

It is an arithmetic number, because the mean of its divisors is an integer number (65456748).

Almost surely, 210909264080 is an apocalyptic number.

10909264080 is a gapful number since it is divisible by the number (10) 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 10909264080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20946159360).

10909264080 is an abundant number, since it is smaller than the sum of its proper divisors (30983054640).

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

10909264080 is a wasteful number, since it uses less digits than its factorization.

10909264080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279 (or 273 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 39.

The spelling of 10909264080 in words is "ten billion, nine hundred nine million, two hundred sixty-four thousand, eighty".