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42420312002413 = 192557987284413
BaseRepresentation
bin10011010010100101111111…
…01000001100111101101101
312120012100020110221212101001
421221102333220030331231
521030003244333034123
6230115342230120301
711635523606445532
oct1151227750147555
9176170213855331
1042420312002413
1112575398259304
1249114107b0091
131a892ab6859b7
14a69222a2cd89
154d86b293e0ad
hex2694bfa0cf6d

42420312002413 has 8 divisors (see below), whose sum is σ = 44654706202400. Its totient is φ = 40186092422448.

The previous prime is 42420312002401. The next prime is 42420312002447. The reversal of 42420312002413 is 31420021302424.

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 42420312002413 - 25 = 42420312002381 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 (42420312002473) 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, 43156206 + ... + 44128207.

It is an arithmetic number, because the mean of its divisors is an integer number (5581838275300).

Almost surely, 242420312002413 is an apocalyptic number.

It is an amenable number.

42420312002413 is a deficient number, since it is larger than the sum of its proper divisors (2234394199987).

42420312002413 is a wasteful number, since it uses less digits than its factorization.

42420312002413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87310011.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 42420312002413 its reverse (31420021302424), we get a palindrome (73840333304837).

The spelling of 42420312002413 in words is "forty-two trillion, four hundred twenty billion, three hundred twelve million, two thousand, four hundred thirteen".

Divisors: 1 19 25579 486001 87284413 1658403847 2232648000127 42420312002413