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2354420131 = 71917702407
BaseRepresentation
bin1000110001010101…
…1001100110100011
320002002020221020121
42030111121212203
514310212421011
61025343221111
7112226145430
oct21425314643
96062227217
102354420131
11aa9010768
125585a7797
132b6a1a40b
14184996b87
15dba70e71
hex8c5599a3

2354420131 has 8 divisors (see below), whose sum is σ = 2832385280. Its totient is φ = 1911859848.

The previous prime is 2354420099. The next prime is 2354420153. The reversal of 2354420131 is 1310244532.

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 2354420131 - 25 = 2354420099 is a prime.

It is a super-2 number, since 2×23544201312 = 11086588306516114322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2354420096 and 2354420105.

It is not an unprimeable number, because it can be changed into a prime (2354400131) 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, 8851071 + ... + 8851336.

It is an arithmetic number, because the mean of its divisors is an integer number (354048160).

Almost surely, 22354420131 is an apocalyptic number.

2354420131 is a deficient number, since it is larger than the sum of its proper divisors (477965149).

2354420131 is a wasteful number, since it uses less digits than its factorization.

2354420131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17702433.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 2354420131 is about 48522.3673268319. The cubic root of 2354420131 is about 1330.3359301815.

Adding to 2354420131 its reverse (1310244532), we get a palindrome (3664664663).

The spelling of 2354420131 in words is "two billion, three hundred fifty-four million, four hundred twenty thousand, one hundred thirty-one".

Divisors: 1 7 19 133 17702407 123916849 336345733 2354420131