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13392973 = 118211483
BaseRepresentation
bin110011000101…
…110001001101
3221012102201001
4303011301031
511412033343
61155020301
7221560366
oct63056115
927172631
1013392973
117618380
12459a691
132a0c049
141ac8b6d
15129844d
hexcc5c4d

13392973 has 8 divisors (see below), whose sum is σ = 14638176. Its totient is φ = 12152400.

The previous prime is 13392971. The next prime is 13392989. The reversal of 13392973 is 37929331.

13392973 is digitally balanced in base 2 and base 3, because in such bases 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 13392973 - 21 = 13392971 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 (13392971) 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, 8290 + ... + 9772.

It is an arithmetic number, because the mean of its divisors is an integer number (1829772).

Almost surely, 213392973 is an apocalyptic number.

It is an amenable number.

13392973 is a deficient number, since it is larger than the sum of its proper divisors (1245203).

13392973 is a wasteful number, since it uses less digits than its factorization.

13392973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2315.

The product of its digits is 30618, while the sum is 37.

The square root of 13392973 is about 3659.6411026219. The cubic root of 13392973 is about 237.4792476789.

It can be divided in two parts, 13392 and 973, that added together give a triangular number (14365 = T169).

The spelling of 13392973 in words is "thirteen million, three hundred ninety-two thousand, nine hundred seventy-three".

Divisors: 1 11 821 1483 9031 16313 1217543 13392973