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142101103369 = 3769632
BaseRepresentation
bin1000010001010111100…
…0101100001100001001
3111120210021021222201111
42010111320230030021
54312010340301434
6145140315450321
713160253310051
oct2042570541411
9446707258644
10142101103369
11552a0406205
12236594569a1
1310527c78124
146c406c4561
153a6a405964
hex2115e2c309

142101103369 has 3 divisors (see below), whose sum is σ = 142101480333. Its totient is φ = 142100726406.

The previous prime is 142101103367. The next prime is 142101103399. The reversal of 142101103369 is 963301101241.

The square root of 142101103369 is 376963.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 142101103369 - 21 = 142101103367 is a prime.

It is a super-2 number, since 2×1421011033692 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 142101103369.

It is not an unprimeable number, because it can be changed into a prime (142101103367) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 188482 + ... + 565444.

It is an arithmetic number, because the mean of its divisors is an integer number (47367160111).

Almost surely, 2142101103369 is an apocalyptic number.

142101103369 is the 376963-rd square number.

142101103369 is the 188482-nd centered octagonal number.

It is an amenable number.

142101103369 is a deficient number, since it is larger than the sum of its proper divisors (376964).

142101103369 is an frugal number, since it uses more digits than its factorization.

142101103369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 753926 (or 376963 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 31.

The spelling of 142101103369 in words is "one hundred forty-two billion, one hundred one million, one hundred three thousand, three hundred sixty-nine".

Divisors: 1 376963 142101103369