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86120411 = 1311875581
BaseRepresentation
bin1010010001000…
…01011111011011
320000001100222212
411020201133123
5134021323121
612313505335
72064003626
oct510413733
9200040885
1086120411
11446815a3
1224a1224b
1314ac4130
14b61adbd
15786225b
hex52217db

86120411 has 8 divisors (see below), whose sum is σ = 92839824. Its totient is φ = 79414560.

The previous prime is 86120399. The next prime is 86120417. The reversal of 86120411 is 11402168.

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 86120411 - 26 = 86120347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86120417) 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, 12641 + ... + 18221.

It is an arithmetic number, because the mean of its divisors is an integer number (11604978).

Almost surely, 286120411 is an apocalyptic number.

86120411 is a deficient number, since it is larger than the sum of its proper divisors (6719413).

86120411 is a wasteful number, since it uses less digits than its factorization.

86120411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6781.

The product of its (nonzero) digits is 384, while the sum is 23.

The square root of 86120411 is about 9280.1083506606. The cubic root of 86120411 is about 441.6064058918.

Adding to 86120411 its reverse (11402168), we get a palindrome (97522579).

The spelling of 86120411 in words is "eighty-six million, one hundred twenty thousand, four hundred eleven".

Divisors: 1 13 1187 5581 15431 72553 6624647 86120411