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314538156 = 223223379877
BaseRepresentation
bin10010101111110…
…111100010101100
3210220212012020100
4102233313202230
51121010210111
651113351100
710536346602
oct2257674254
9726765210
10314538156
11151604199
1289408490
135021b16a
142dab9872
151c931756
hex12bf78ac

314538156 has 36 divisors (see below), whose sum is σ = 829653552. Its totient is φ = 100287264.

The previous prime is 314538151. The next prime is 314538167. The reversal of 314538156 is 651835413.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 314538156.

It is not an unprimeable number, because it can be changed into a prime (314538151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 189111 + ... + 190766.

It is an arithmetic number, because the mean of its divisors is an integer number (23045932).

Almost surely, 2314538156 is an apocalyptic number.

314538156 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

314538156 is an abundant number, since it is smaller than the sum of its proper divisors (515115396).

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

314538156 is a wasteful number, since it uses less digits than its factorization.

314538156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 379910 (or 379905 counting only the distinct ones).

The product of its digits is 43200, while the sum is 36.

The square root of 314538156 is about 17735.2235959968. The cubic root of 314538156 is about 680.0765167645.

The spelling of 314538156 in words is "three hundred fourteen million, five hundred thirty-eight thousand, one hundred fifty-six".

Divisors: 1 2 3 4 6 9 12 18 23 36 46 69 92 138 207 276 414 828 379877 759754 1139631 1519508 2279262 3418893 4558524 6837786 8737171 13675572 17474342 26211513 34948684 52423026 78634539 104846052 157269078 314538156