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2404042131 = 31747138081
BaseRepresentation
bin1000111101001010…
…1100010110010011
320012112121222211110
42033102230112103
514410413322011
61034314544403
7113401010121
oct21722542623
96175558743
102404042131
111024023487
12571138103
132c40a274a
1418b3d2911
15e10c3ba6
hex8f4ac593

2404042131 has 8 divisors (see below), whose sum is σ = 3393941904. Its totient is φ = 1508418560.

The previous prime is 2404042111. The next prime is 2404042141. The reversal of 2404042131 is 1312404042.

2404042131 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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 2404042131 - 219 = 2403517843 is a prime.

It is a super-2 number, since 2×24040421312 = 11558837135246042322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2404042098 and 2404042107.

It is not an unprimeable number, because it can be changed into a prime (2404042111) 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, 23568990 + ... + 23569091.

It is an arithmetic number, because the mean of its divisors is an integer number (424242738).

Almost surely, 22404042131 is an apocalyptic number.

2404042131 is a deficient number, since it is larger than the sum of its proper divisors (989899773).

2404042131 is a wasteful number, since it uses less digits than its factorization.

2404042131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47138101.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 2404042131 is about 49031.0323264767. The cubic root of 2404042131 is about 1339.6171273778.

Adding to 2404042131 its reverse (1312404042), we get a palindrome (3716446173).

The spelling of 2404042131 in words is "two billion, four hundred four million, forty-two thousand, one hundred thirty-one".

Divisors: 1 3 17 51 47138081 141414243 801347377 2404042131