Search a number
-
+
14749031 = 119191459
BaseRepresentation
bin111000010000…
…110101100111
31000202022212102
4320100311213
512233432111
61244042315
7236236043
oct70206547
930668772
1014749031
118364190
124b3339b
13309534b
141d5d023
15146513b
hexe10d67

14749031 has 8 divisors (see below), whose sum is σ = 16118400. Its totient is φ = 13384440.

The previous prime is 14749027. The next prime is 14749039. The reversal of 14749031 is 13094741.

14749031 is digitally balanced in base 2, 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 14749031 - 22 = 14749027 is a prime.

It is a super-2 number, since 2×147490312 = 435067830877922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14748985 and 14749003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14749039) 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, 9380 + ... + 10838.

It is an arithmetic number, because the mean of its divisors is an integer number (2014800).

Almost surely, 214749031 is an apocalyptic number.

14749031 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

14749031 is the 1718-th centered decagonal number.

14749031 is a deficient number, since it is larger than the sum of its proper divisors (1369369).

14749031 is a wasteful number, since it uses less digits than its factorization.

14749031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2389.

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 14749031 is about 3840.4467188076. The cubic root of 14749031 is about 245.2380360437.

The spelling of 14749031 in words is "fourteen million, seven hundred forty-nine thousand, thirty-one".

Divisors: 1 11 919 1459 10109 16049 1340821 14749031