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14920136 = 2371153457
BaseRepresentation
bin111000111010…
…100111001000
31001002000120122
4320322213020
512304421021
61251442412
7240550640
oct70724710
931060518
1014920136
1184707a0
124bb6408
1331251aa
141da5520
15149abab
hexe3a9c8

14920136 has 64 divisors (see below), whose sum is σ = 35614080. Its totient is φ = 5690880.

The previous prime is 14920133. The next prime is 14920151. The reversal of 14920136 is 63102941.

14920136 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×149201362 = 445220916516992, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14920133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32420 + ... + 32876.

It is an arithmetic number, because the mean of its divisors is an integer number (556470).

Almost surely, 214920136 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14920136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17807040).

14920136 is an abundant number, since it is smaller than the sum of its proper divisors (20693944).

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

14920136 is a wasteful number, since it uses less digits than its factorization.

14920136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534 (or 530 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 14920136 is about 3862.6591876582. The cubic root of 14920136 is about 246.1827359722.

The spelling of 14920136 in words is "fourteen million, nine hundred twenty thousand, one hundred thirty-six".

Divisors: 1 2 4 7 8 11 14 22 28 44 53 56 77 88 106 154 212 308 371 424 457 583 616 742 914 1166 1484 1828 2332 2968 3199 3656 4081 4664 5027 6398 8162 10054 12796 16324 20108 24221 25592 32648 35189 40216 48442 70378 96884 140756 169547 193768 266431 281512 339094 532862 678188 1065724 1356376 1865017 2131448 3730034 7460068 14920136