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68962998610 = 25113471806733
BaseRepresentation
bin100000000111010000…
…0111101100101010010
320121000011001022101201
41000032200331211102
52112214011423420
651403044221414
74660652546662
oct1001640754522
9217004038351
1068962998610
11272798a6630
121144769a86a
13667065376c
1434a2dd61a2
151bd957110a
hex100e83d952

68962998610 has 32 divisors (see below), whose sum is σ = 135808581312. Its totient is φ = 25005170880.

The previous prime is 68962998563. The next prime is 68962998613. The reversal of 68962998610 is 1689926986.

It is not an unprimeable number, because it can be changed into a prime (68962998613) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 865197 + ... + 941536.

It is an arithmetic number, because the mean of its divisors is an integer number (4244018166).

Almost surely, 268962998610 is an apocalyptic number.

68962998610 is a deficient number, since it is larger than the sum of its proper divisors (66845582702).

68962998610 is a wasteful number, since it uses less digits than its factorization.

68962998610 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1807098.

The product of its (nonzero) digits is 20155392, while the sum is 64.

The spelling of 68962998610 in words is "sixty-eight billion, nine hundred sixty-two million, nine hundred ninety-eight thousand, six hundred ten".

Divisors: 1 2 5 10 11 22 55 110 347 694 1735 3470 3817 7634 19085 38170 1806733 3613466 9033665 18067330 19874063 39748126 99370315 198740630 626936351 1253872702 3134681755 6269363510 6896299861 13792599722 34481499305 68962998610