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40130510254 = 265633305719
BaseRepresentation
bin100101010111111101…
…101111110110101110
310211120202122010220121
4211113331233312232
51124141402312004
630234040035154
72620320465112
oct452775576656
9124522563817
1040130510254
111602369935a
12793b762aba
133a27119373
141d29a61742
15109d1b6854
hex957f6fdae

40130510254 has 8 divisors (see below), whose sum is σ = 60196879440. Its totient is φ = 20064883776.

The previous prime is 40130510249. The next prime is 40130510279. The reversal of 40130510254 is 45201503104.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×401305102542 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21594 + ... + 284125.

It is an arithmetic number, because the mean of its divisors is an integer number (7524609930).

Almost surely, 240130510254 is an apocalyptic number.

40130510254 is a deficient number, since it is larger than the sum of its proper divisors (20066369186).

40130510254 is a wasteful number, since it uses less digits than its factorization.

40130510254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371354.

The product of its (nonzero) digits is 2400, while the sum is 25.

The spelling of 40130510254 in words is "forty billion, one hundred thirty million, five hundred ten thousand, two hundred fifty-four".

Divisors: 1 2 65633 131266 305719 611438 20065255127 40130510254