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13140754 = 211597307
BaseRepresentation
bin110010001000…
…001100010010
3220201121201121
4302020030102
511331001004
61145352454
7216460144
oct62101422
926647647
1013140754
117465930
12449872a
1329512c3
141a60c94
151248854
hexc88312

13140754 has 8 divisors (see below), whose sum is σ = 21503088. Its totient is φ = 5973060.

The previous prime is 13140749. The next prime is 13140769. The reversal of 13140754 is 45704131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 298632 + ... + 298675.

It is an arithmetic number, because the mean of its divisors is an integer number (2687886).

Almost surely, 213140754 is an apocalyptic number.

13140754 is a deficient number, since it is larger than the sum of its proper divisors (8362334).

13140754 is a wasteful number, since it uses less digits than its factorization.

13140754 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 597320.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 13140754 is about 3625.0177930598. The cubic root of 13140754 is about 235.9790391228.

Adding to 13140754 its reverse (45704131), we get a palindrome (58844885).

The spelling of 13140754 in words is "thirteen million, one hundred forty thousand, seven hundred fifty-four".

Divisors: 1 2 11 22 597307 1194614 6570377 13140754