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7990411 = 111371787
BaseRepresentation
bin11110011110110010001011
3120000221210011
4132132302023
54021143121
6443132351
7124626442
oct36366213
916027704
107990411
114568350
1228140b7
131869c70
1410bdd59
15a7c7e1
hex79ec8b

7990411 has 16 divisors (see below), whose sum is σ = 9531648. Its totient is φ = 6602400.

The previous prime is 7990379. The next prime is 7990427. The reversal of 7990411 is 1140997.

It is a cyclic number.

It is not a de Polignac number, because 7990411 - 25 = 7990379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7990441) 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, 9760 + ... + 10546.

It is an arithmetic number, because the mean of its divisors is an integer number (595728).

Almost surely, 27990411 is an apocalyptic number.

7990411 is a gapful number since it is divisible by the number (71) formed by its first and last digit.

7990411 is a deficient number, since it is larger than the sum of its proper divisors (1541237).

7990411 is a wasteful number, since it uses less digits than its factorization.

7990411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 882.

The product of its (nonzero) digits is 2268, while the sum is 31.

The square root of 7990411 is about 2826.7315047595. The cubic root of 7990411 is about 199.9200597187.

The spelling of 7990411 in words is "seven million, nine hundred ninety thousand, four hundred eleven".

Divisors: 1 11 13 71 143 781 787 923 8657 10153 10231 55877 112541 614647 726401 7990411