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14146972 = 227539533
BaseRepresentation
bin110101111101…
…110110011100
3222121201222221
4311331312130
512110200342
61223115124
7231150550
oct65756634
928551887
1014146972
117a92914
1248a2aa4
132c142b8
141c43860
151396a67
hexd7dd9c

14146972 has 24 divisors (see below), whose sum is σ = 28830816. Its totient is φ = 5947968.

The previous prime is 14146967. The next prime is 14146973. The reversal of 14146972 is 27964141.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14146973) 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, 3283 + ... + 6250.

It is an arithmetic number, because the mean of its divisors is an integer number (1201284).

Almost surely, 214146972 is an apocalyptic number.

It is an amenable number.

14146972 is an abundant number, since it is smaller than the sum of its proper divisors (14683844).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14146972 is a wasteful number, since it uses less digits than its factorization.

14146972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9597 (or 9595 counting only the distinct ones).

The product of its digits is 12096, while the sum is 34.

The square root of 14146972 is about 3761.2460701209. The cubic root of 14146972 is about 241.8546813273.

The spelling of 14146972 in words is "fourteen million, one hundred forty-six thousand, nine hundred seventy-two".

Divisors: 1 2 4 7 14 28 53 106 212 371 742 1484 9533 19066 38132 66731 133462 266924 505249 1010498 2020996 3536743 7073486 14146972