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40315394089 = 534671628839
BaseRepresentation
bin100101100010111111…
…000001100000101001
310212001122112012212001
4211202333001200221
51130031220102324
630304242451001
72625024124045
oct454277014051
9125048465761
1040315394089
1116108a97313
127991663a61
133a56510199
141d4642b025
1510ae536e44
hex962fc1829

40315394089 has 8 divisors (see below), whose sum is σ = 41164044480. Its totient is φ = 39470002416.

The previous prime is 40315394081. The next prime is 40315394099. The reversal of 40315394089 is 98049351304.

It is a happy number.

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 40315394089 - 23 = 40315394081 is a prime.

It is a super-2 number, since 2×403153940892 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40315394081) 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, 789669 + ... + 839170.

It is an arithmetic number, because the mean of its divisors is an integer number (5145505560).

Almost surely, 240315394089 is an apocalyptic number.

It is an amenable number.

40315394089 is a deficient number, since it is larger than the sum of its proper divisors (848650391).

40315394089 is a wasteful number, since it uses less digits than its factorization.

40315394089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1629359.

The product of its (nonzero) digits is 466560, while the sum is 46.

The spelling of 40315394089 in words is "forty billion, three hundred fifteen million, three hundred ninety-four thousand, eighty-nine".

Divisors: 1 53 467 24751 1628839 86328467 760667813 40315394089