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10378693 = 131942019
BaseRepresentation
bin100111100101…
…110111000101
3201112021220001
4213211313011
510124104233
61010241301
7154134403
oct47456705
921467801
1010378693
115949736
123586231
1321c5050
141542473
15da027d
hex9e5dc5

10378693 has 8 divisors (see below), whose sum is σ = 11765600. Its totient is φ = 9075888.

The previous prime is 10378691. The next prime is 10378741. The reversal of 10378693 is 39687301.

10378693 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 10378693 - 21 = 10378691 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10378691) 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, 20763 + ... + 21256.

It is an arithmetic number, because the mean of its divisors is an integer number (1470700).

Almost surely, 210378693 is an apocalyptic number.

10378693 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

10378693 is a deficient number, since it is larger than the sum of its proper divisors (1386907).

10378693 is a wasteful number, since it uses less digits than its factorization.

10378693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42051.

The product of its (nonzero) digits is 27216, while the sum is 37.

The square root of 10378693 is about 3221.5978954550. The cubic root of 10378693 is about 218.1294086185.

It can be divided in two parts, 1037 and 8693, that added together give a triangular number (9730 = T139).

The spelling of 10378693 in words is "ten million, three hundred seventy-eight thousand, six hundred ninety-three".

Divisors: 1 13 19 247 42019 546247 798361 10378693