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10768419381 = 323156064049
BaseRepresentation
bin10100000011101100…
…10000101000110101
31000210110200101100110
422001312100220311
5134023203410011
64540312333233
7530565024456
oct120166205065
930713611313
1010768419381
114626545955
1221063a4219
131027c63ab5
1474222b12d
15430597ba6
hex281d90a35

10768419381 has 8 divisors (see below), whose sum is σ = 14982148800. Its totient is φ = 6866818112.

The previous prime is 10768419373. The next prime is 10768419391. The reversal of 10768419381 is 18391486701.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10768419381 - 23 = 10768419373 is a prime.

It is a super-2 number, since 2×107684193812 (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 10768419381.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10768419301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78031956 + ... + 78032093.

It is an arithmetic number, because the mean of its divisors is an integer number (1872768600).

Almost surely, 210768419381 is an apocalyptic number.

It is an amenable number.

10768419381 is a deficient number, since it is larger than the sum of its proper divisors (4213729419).

10768419381 is a wasteful number, since it uses less digits than its factorization.

10768419381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156064075.

The product of its (nonzero) digits is 290304, while the sum is 48.

The spelling of 10768419381 in words is "ten billion, seven hundred sixty-eight million, four hundred nineteen thousand, three hundred eighty-one".

Divisors: 1 3 23 69 156064049 468192147 3589473127 10768419381