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2230957932 = 2237194913627
BaseRepresentation
bin1000010011111001…
…1011011101101100
312202110221101221120
42010332123131230
514032111123212
61005213100540
7106166554350
oct20476333554
95673841846
102230957932
11a45354795
12523187750
13297280668
14172419460
15d0cd488c
hex84f9b76c

2230957932 has 48 divisors (see below), whose sum is σ = 5952710400. Its totient is φ = 637042752.

The previous prime is 2230957931. The next prime is 2230957961. The reversal of 2230957932 is 2397590322.

It is a super-3 number, since 3×22309579323 (a number of 29 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (2230957931) 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, 156903 + ... + 170529.

It is an arithmetic number, because the mean of its divisors is an integer number (124014800).

Almost surely, 22230957932 is an apocalyptic number.

It is an amenable number.

2230957932 is an abundant number, since it is smaller than the sum of its proper divisors (3721752468).

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

2230957932 is a wasteful number, since it uses less digits than its factorization.

2230957932 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15590 (or 15588 counting only the distinct ones).

The product of its (nonzero) digits is 204120, while the sum is 42.

The square root of 2230957932 is about 47233.0173924978. The cubic root of 2230957932 is about 1306.6636019931.

The spelling of 2230957932 in words is "two billion, two hundred thirty million, nine hundred fifty-seven thousand, nine hundred thirty-two".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 1949 3898 5847 7796 11694 13627 13643 23388 27254 27286 40881 40929 54508 54572 81762 81858 95389 163524 163716 190778 286167 381556 572334 1144668 26559023 53118046 79677069 106236092 159354138 185913161 318708276 371826322 557739483 743652644 1115478966 2230957932