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2742153 = 32943733
BaseRepresentation
bin1010011101011110001001
312011022112020
422131132021
51200222103
6134435053
732210421
oct12353611
95138466
102742153
111603247
12b02a89
1375019b
14515481
15392753
hex29d789

2742153 has 16 divisors (see below), whose sum is σ = 3875520. Its totient is φ = 1721664.

The previous prime is 2742139. The next prime is 2742161. The reversal of 2742153 is 3512472.

It is not a de Polignac number, because 2742153 - 214 = 2725769 is a prime.

It is an Ulam number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2742163) 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, 3375 + ... + 4107.

It is an arithmetic number, because the mean of its divisors is an integer number (242220).

22742153 is an apocalyptic number.

It is an amenable number.

2742153 is a deficient number, since it is larger than the sum of its proper divisors (1133367).

2742153 is a wasteful number, since it uses less digits than its factorization.

2742153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 808.

The product of its digits is 1680, while the sum is 24.

The square root of 2742153 is about 1655.9447454550. The cubic root of 2742153 is about 139.9685813850.

The spelling of 2742153 in words is "two million, seven hundred forty-two thousand, one hundred fifty-three".

Divisors: 1 3 29 43 87 129 733 1247 2199 3741 21257 31519 63771 94557 914051 2742153