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4243200552 = 233437176977
BaseRepresentation
bin1111110011101010…
…0001101000101000
3101221201022220220000
43330322201220220
532142224404202
61541014303000
7210102416043
oct37472415050
911851286800
104243200552
1118881a3418
129a5057a60
13528123276
142c377dc5a
1519c7b491c
hexfcea1a28

4243200552 has 80 divisors (see below), whose sum is σ = 12206172660. Its totient is φ = 1376165376.

The previous prime is 4243200539. The next prime is 4243200553. The reversal of 4243200552 is 2550023424.

It is a happy number.

4243200552 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 4215385476 + 27815076 = 64926^2 + 5274^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (4243200553) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 64513 + ... + 112464.

Almost surely, 24243200552 is an apocalyptic number.

It is an amenable number.

4243200552 is an abundant number, since it is smaller than the sum of its proper divisors (7962972108).

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

4243200552 is a wasteful number, since it uses less digits than its factorization.

4243200552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177032 (or 177019 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

The square root of 4243200552 is about 65139.8537916689. The cubic root of 4243200552 is about 1618.9416132066.

Adding to 4243200552 its reverse (2550023424), we get a palindrome (6793223976).

The spelling of 4243200552 in words is "four billion, two hundred forty-three million, two hundred thousand, five hundred fifty-two".

Divisors: 1 2 3 4 6 8 9 12 18 24 27 36 37 54 72 74 81 108 111 148 162 216 222 296 324 333 444 648 666 888 999 1332 1998 2664 2997 3996 5994 7992 11988 23976 176977 353954 530931 707908 1061862 1415816 1592793 2123724 3185586 4247448 4778379 6371172 6548149 9556758 12742344 13096298 14335137 19113516 19644447 26192596 28670274 38227032 39288894 52385192 57340548 58933341 78577788 114681096 117866682 157155576 176800023 235733364 353600046 471466728 530400069 707200092 1060800138 1414400184 2121600276 4243200552