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113214420 = 223251157179
BaseRepresentation
bin1101011111110…
…00001111010100
321220000212222200
412233320033110
5212440330140
615122324500
72543210124
oct657701724
9256025880
10113214420
11589a7740
1231ab9730
131a5bc4a7
1411070c84
159e15030
hex6bf83d4

113214420 has 72 divisors (see below), whose sum is σ = 374643360. Its totient is φ = 27445440.

The previous prime is 113214419. The next prime is 113214469. The reversal of 113214420 is 24412311.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 113214393 and 113214402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26610 + ... + 30569.

It is an arithmetic number, because the mean of its divisors is an integer number (5203380).

Almost surely, 2113214420 is an apocalyptic number.

113214420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113214420 is an abundant number, since it is smaller than the sum of its proper divisors (261428940).

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

113214420 is a wasteful number, since it uses less digits than its factorization.

113214420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57205 (or 57200 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 113214420 is about 10640.2265013485. The cubic root of 113214420 is about 483.7644107639.

Adding to 113214420 its reverse (24412311), we get a palindrome (137626731).

The spelling of 113214420 in words is "one hundred thirteen million, two hundred fourteen thousand, four hundred twenty".

Divisors: 1 2 3 4 5 6 9 10 11 12 15 18 20 22 30 33 36 44 45 55 60 66 90 99 110 132 165 180 198 220 330 396 495 660 990 1980 57179 114358 171537 228716 285895 343074 514611 571790 628969 686148 857685 1029222 1143580 1257938 1715370 1886907 2058444 2515876 2573055 3144845 3430740 3773814 5146110 5660721 6289690 7547628 9434535 10292220 11321442 12579380 18869070 22642884 28303605 37738140 56607210 113214420