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40976305987 = 503230935281
BaseRepresentation
bin100110001010011000…
…001100111101000011
310220202201011000112111
4212022120030331003
51132404413242422
630454012240151
72650300565641
oct461230147503
9126681130474
1040976305987
11164180691a1
127b36a70057
133b30414b06
141daa10c191
1510ec587a77
hex98a60cf43

40976305987 has 8 divisors (see below), whose sum is σ = 41076715680. Its totient is φ = 40875972480.

The previous prime is 40976305967. The next prime is 40976306039. The reversal of 40976305987 is 78950367904.

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 40976305987 - 211 = 40976303939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40976305927) 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, 1143787 + ... + 1179067.

It is an arithmetic number, because the mean of its divisors is an integer number (5134589460).

Almost surely, 240976305987 is an apocalyptic number.

40976305987 is a deficient number, since it is larger than the sum of its proper divisors (100409693).

40976305987 is a wasteful number, since it uses less digits than its factorization.

40976305987 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38093.

The product of its (nonzero) digits is 11430720, while the sum is 58.

The spelling of 40976305987 in words is "forty billion, nine hundred seventy-six million, three hundred five thousand, nine hundred eighty-seven".

Divisors: 1 503 2309 35281 1161427 17746343 81463829 40976305987