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10797638380 = 2255941921839
BaseRepresentation
bin10100000111001011…
…01110001011101100
31000212111122212021121
422003211232023230
5134103143412010
64543234510324
7531401261164
oct120345561354
930774585247
1010797638380
114640a92591
1221141353a4
131031024449
147460755a4
15432e1a3da
hex28396e2ec

10797638380 has 48 divisors (see below), whose sum is σ = 23115456000. Its totient is φ = 4235523776.

The previous prime is 10797638377. The next prime is 10797638381. The reversal of 10797638380 is 8383679701.

It is a happy number.

10797638380 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (10797638381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 483501 + ... + 505339.

It is an arithmetic number, because the mean of its divisors is an integer number (481572000).

Almost surely, 210797638380 is an apocalyptic number.

10797638380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10797638380 is an abundant number, since it is smaller than the sum of its proper divisors (12317817620).

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

10797638380 is a wasteful number, since it uses less digits than its factorization.

10797638380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22326 (or 22324 counting only the distinct ones).

The product of its (nonzero) digits is 1524096, while the sum is 52.

The spelling of 10797638380 in words is "ten billion, seven hundred ninety-seven million, six hundred thirty-eight thousand, three hundred eighty".

Divisors: 1 2 4 5 10 20 59 118 236 295 419 590 838 1180 1676 2095 4190 8380 21839 24721 43678 49442 87356 98884 109195 123605 218390 247210 436780 494420 1288501 2577002 5154004 6442505 9150541 12885010 18301082 25770020 36602164 45752705 91505410 183010820 539881919 1079763838 2159527676 2699409595 5398819190 10797638380