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62142023 = 531172491
BaseRepresentation
bin1110110100001…
…1011001000111
311022221010211102
43231003121013
5111402021043
610055530315
71353125036
oct355033107
9138833742
1062142023
1132094249
121898999b
13cb49c38
14837871d
1556c76b8
hex3b43647

62142023 has 4 divisors (see below), whose sum is σ = 63314568. Its totient is φ = 60969480.

The previous prime is 62142007. The next prime is 62142079. The reversal of 62142023 is 32024126.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32024126 = 216012063.

It is a cyclic number.

It is not a de Polignac number, because 62142023 - 24 = 62142007 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 62141986 and 62142004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (62142623) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 586193 + ... + 586298.

It is an arithmetic number, because the mean of its divisors is an integer number (15828642).

Almost surely, 262142023 is an apocalyptic number.

62142023 is a deficient number, since it is larger than the sum of its proper divisors (1172545).

62142023 is a wasteful number, since it uses less digits than its factorization.

62142023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1172544.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 62142023 is about 7883.0211847996. The cubic root of 62142023 is about 396.0911410632.

Adding to 62142023 its reverse (32024126), we get a palindrome (94166149).

The spelling of 62142023 in words is "sixty-two million, one hundred forty-two thousand, twenty-three".

Divisors: 1 53 1172491 62142023