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13100190 = 235436673
BaseRepresentation
bin110001111110…
…010010011110
3220122120002020
4301332102132
511323201230
61144441010
7216230655
oct61762236
926576066
1013100190
117438404
124479166
1329389bc
141a5019c
15123b810
hexc7e49e

13100190 has 16 divisors (see below), whose sum is σ = 31440528. Its totient is φ = 3493376.

The previous prime is 13100189. The next prime is 13100207. The reversal of 13100190 is 9100131.

It is a super-2 number, since 2×131001902 = 343229956072200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 218307 + ... + 218366.

It is an arithmetic number, because the mean of its divisors is an integer number (1965033).

Almost surely, 213100190 is an apocalyptic number.

13100190 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13100190 is an abundant number, since it is smaller than the sum of its proper divisors (18340338).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13100190 is a wasteful number, since it uses less digits than its factorization.

13100190 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 436683.

The product of its (nonzero) digits is 27, while the sum is 15.

The square root of 13100190 is about 3619.4184615764. The cubic root of 13100190 is about 235.7359754408.

The spelling of 13100190 in words is "thirteen million, one hundred thousand, one hundred ninety".

Divisors: 1 2 3 5 6 10 15 30 436673 873346 1310019 2183365 2620038 4366730 6550095 13100190