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2142385433 = 37151383459
BaseRepresentation
bin111111110110010…
…0011010100011001
312112022021110022122
41333230203110121
513341422313213
6552330431025
7104042655446
oct17754432431
95468243278
102142385433
119aa358981
124b9592475
13281b0b3b6
141647609cd
15c813ad08
hex7fb23519

2142385433 has 8 divisors (see below), whose sum is σ = 2214864960. Its totient is φ = 2070673200.

The previous prime is 2142385409. The next prime is 2142385481. The reversal of 2142385433 is 3345832412.

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

It is a cyclic number.

It is not a de Polignac number, because 2142385433 - 222 = 2138191129 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2142385393 and 2142385402.

It is not an unprimeable number, because it can be changed into a prime (2142385633) 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, 186143 + ... + 197316.

It is an arithmetic number, because the mean of its divisors is an integer number (276858120).

Almost surely, 22142385433 is an apocalyptic number.

It is an amenable number.

2142385433 is a deficient number, since it is larger than the sum of its proper divisors (72479527).

2142385433 is a wasteful number, since it uses less digits than its factorization.

2142385433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 383647.

The product of its digits is 69120, while the sum is 35.

The square root of 2142385433 is about 46285.9096594201. The cubic root of 2142385433 is about 1289.1373823567.

The spelling of 2142385433 in words is "two billion, one hundred forty-two million, three hundred eighty-five thousand, four hundred thirty-three".

Divisors: 1 37 151 5587 383459 14187983 57902309 2142385433