Search a number
-
+
142092601 = 7210392791
BaseRepresentation
bin10000111100000…
…10100100111001
3100220101001101221
420132002210321
5242333430401
622033312041
73343524100
oct1036024471
9326331357
10142092601
1173231302
123b705621
1323590981
1414c2b037
15c71b7a1
hex8782939

142092601 has 12 divisors (see below), whose sum is σ = 165509760. Its totient is φ = 121632840.

The previous prime is 142092589. The next prime is 142092637. The reversal of 142092601 is 106290241.

It is not a de Polignac number, because 142092601 - 25 = 142092569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (142092901) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 49516 + ... + 52306.

It is an arithmetic number, because the mean of its divisors is an integer number (13792480).

Almost surely, 2142092601 is an apocalyptic number.

It is an amenable number.

142092601 is a deficient number, since it is larger than the sum of its proper divisors (23417159).

142092601 is a wasteful number, since it uses less digits than its factorization.

142092601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3844 (or 3837 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 142092601 is about 11920.2601062225. The cubic root of 142092601 is about 521.8237258528.

The spelling of 142092601 in words is "one hundred forty-two million, ninety-two thousand, six hundred one".

Divisors: 1 7 49 1039 2791 7273 19537 50911 136759 2899849 20298943 142092601