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97403630479 = 457505142197
BaseRepresentation
bin101101010110110110…
…1010111001110001111
3100022102020010002211121
41122231231113032033
53043440312133404
6112425133501411
710015516125031
oct1325555271617
9308366102747
1097403630479
11383438a0271
1216a64341867
13925393b10c
144a002c5c51
152801324e54
hex16adb5738f

97403630479 has 8 divisors (see below), whose sum is σ = 97638407568. Its totient is φ = 97168948800.

The previous prime is 97403630437. The next prime is 97403630531.

97403630479 is nontrivially palindromic in base 10.

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 97403630479 - 213 = 97403622287 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 (97403633479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2287209 + ... + 2329405.

It is an arithmetic number, because the mean of its divisors is an integer number (12204800946).

Almost surely, 297403630479 is an apocalyptic number.

97403630479 is a deficient number, since it is larger than the sum of its proper divisors (234777089).

97403630479 is a wasteful number, since it uses less digits than its factorization.

97403630479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47705.

The product of its (nonzero) digits is 3429216, while the sum is 52.

The spelling of 97403630479 in words is "ninety-seven billion, four hundred three million, six hundred thirty thousand, four hundred seventy-nine".

Divisors: 1 457 5051 42197 2308307 19284029 213137047 97403630479