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9142661 = 112336137
BaseRepresentation
bin100010111000…
…000110000101
3122012111101002
4202320012011
54320031121
6523543045
7140465663
oct42700605
918174332
109142661
115185020
12308aa85
131b81578
1412ddc33
15c08e0b
hex8b8185

9142661 has 8 divisors (see below), whose sum is σ = 10407744. Its totient is φ = 7949920.

The previous prime is 9142643. The next prime is 9142691. The reversal of 9142661 is 1662419.

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

It is not a de Polignac number, because 9142661 - 218 = 8880517 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9142691) 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, 17816 + ... + 18321.

It is an arithmetic number, because the mean of its divisors is an integer number (1300968).

Almost surely, 29142661 is an apocalyptic number.

It is an amenable number.

9142661 is a deficient number, since it is larger than the sum of its proper divisors (1265083).

9142661 is a wasteful number, since it uses less digits than its factorization.

9142661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36171.

The product of its digits is 2592, while the sum is 29.

The square root of 9142661 is about 3023.6833498235. The cubic root of 9142661 is about 209.1016881136.

The spelling of 9142661 in words is "nine million, one hundred forty-two thousand, six hundred sixty-one".

Divisors: 1 11 23 253 36137 397507 831151 9142661