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10712142330 = 2351183130181
BaseRepresentation
bin10011111100111111…
…00101000111111010
31000122112210012202020
421332133211013322
5133414302023310
64530542215310
7526312464441
oct117637450772
930575705666
1010712142330
1145a77a809a
1220ab584536
1310193bb576
1473897bd58
1542a67d170
hex27e7e51fa

10712142330 has 32 divisors (see below), whose sum is σ = 25712166528. Its totient is φ = 2856235200.

The previous prime is 10712142271. The next prime is 10712142347. The reversal of 10712142330 is 3324121701.

It is a happy number.

It is a super-2 number, since 2×107121423302 (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10712142330.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 339840 + ... + 370020.

It is an arithmetic number, because the mean of its divisors is an integer number (803505204).

Almost surely, 210712142330 is an apocalyptic number.

10712142330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10712142330 is an abundant number, since it is smaller than the sum of its proper divisors (15000024198).

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

10712142330 is a wasteful number, since it uses less digits than its factorization.

10712142330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42022.

The product of its (nonzero) digits is 1008, while the sum is 24.

The spelling of 10712142330 in words is "ten billion, seven hundred twelve million, one hundred forty-two thousand, three hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 11831 23662 30181 35493 59155 60362 70986 90543 118310 150905 177465 181086 301810 354930 452715 905430 357071411 714142822 1071214233 1785357055 2142428466 3570714110 5356071165 10712142330