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7138400471233 = 31294223782641
BaseRepresentation
bin110011111100000100111…
…0100110000100011000001
3221021102110101212101011021
41213320021310300203001
51413423421010034413
623103200315545441
71334506134601303
oct147701164604301
927242411771137
107138400471233
112302418a71889
12973577a5b281
133ca1c09bb1a5
141a9701253973
15c5a45cb618d
hex67e09d308c1

7138400471233 has 8 divisors (see below), whose sum is σ = 7368705913856. Its totient is φ = 6908097182400.

The previous prime is 7138400471177. The next prime is 7138400471291. The reversal of 7138400471233 is 3321740048317.

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 7138400471233 - 213 = 7138400463041 is a prime.

It is a super-2 number, since 2×71384004712332 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 7138400471233.

It is not an unprimeable number, because it can be changed into a prime (7138400471533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8729593 + ... + 9512233.

It is an arithmetic number, because the mean of its divisors is an integer number (921088239232).

Almost surely, 27138400471233 is an apocalyptic number.

It is an amenable number.

7138400471233 is a deficient number, since it is larger than the sum of its proper divisors (230305442623).

7138400471233 is a wasteful number, since it uses less digits than its factorization.

7138400471233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1076895.

The product of its (nonzero) digits is 338688, while the sum is 43.

The spelling of 7138400471233 in words is "seven trillion, one hundred thirty-eight billion, four hundred million, four hundred seventy-one thousand, two hundred thirty-three".

Divisors: 1 31 294223 782641 9120913 24261871 230270982943 7138400471233