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4087157293 = 231571131863
BaseRepresentation
bin1111001110011101…
…0001001000101101
3101112211201002210001
43303213101020231
531332303013133
61513321544301
7203166156322
oct36347211055
911484632701
104087157293
11180810384a
12960945091
135019b978b
142aab60b49
1518dc3e87d
hexf39d122d

4087157293 has 8 divisors (see below), whose sum is σ = 4292028288. Its totient is φ = 3884550384.

The previous prime is 4087157281. The next prime is 4087157303. The reversal of 4087157293 is 3927517804.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-4087157293 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 (4087157213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 562321 + ... + 569542.

It is an arithmetic number, because the mean of its divisors is an integer number (536503536).

Almost surely, 24087157293 is an apocalyptic number.

It is an amenable number.

4087157293 is a deficient number, since it is larger than the sum of its proper divisors (204870995).

4087157293 is a wasteful number, since it uses less digits than its factorization.

4087157293 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1132043.

The product of its (nonzero) digits is 423360, while the sum is 46.

The square root of 4087157293 is about 63930.8790257103. The cubic root of 4087157293 is about 1598.8477762964.

The spelling of 4087157293 in words is "four billion, eighty-seven million, one hundred fifty-seven thousand, two hundred ninety-three".

Divisors: 1 23 157 3611 1131863 26032849 177702491 4087157293