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42719007611 = 723709374239
BaseRepresentation
bin100111110010010000…
…000101001101111011
311002021011100102202002
4213302100011031323
51144442031220421
631342544331215
73041421400460
oct476220051573
9132234312662
1042719007611
1117131847775
128342613b0b
13404a4927c7
1420d374b667
1511a0573b0b
hex9f240537b

42719007611 has 16 divisors (see below), whose sum is σ = 51016396800. Its totient is φ = 34974786528.

The previous prime is 42719007607. The next prime is 42719007629. The reversal of 42719007611 is 11670091724.

42719007611 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 42719007611 - 22 = 42719007607 is a prime.

It is a super-2 number, since 2×427190076112 (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 (42719007671) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72971 + ... + 301268.

It is an arithmetic number, because the mean of its divisors is an integer number (3188524800).

Almost surely, 242719007611 is an apocalyptic number.

42719007611 is a deficient number, since it is larger than the sum of its proper divisors (8297389189).

42719007611 is a wasteful number, since it uses less digits than its factorization.

42719007611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374978.

The product of its (nonzero) digits is 21168, while the sum is 38.

The spelling of 42719007611 in words is "forty-two billion, seven hundred nineteen million, seven thousand, six hundred eleven".

Divisors: 1 7 23 161 709 4963 16307 114149 374239 2619673 8607497 60252479 265335451 1857348157 6102715373 42719007611