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243102044120 = 23513467503931
BaseRepresentation
bin1110001001101000000…
…0101100111111011000
3212020111012101101112212
43202122000230333120
512440333110402440
6303402440254252
723364203165135
oct3423200547730
9766435341485
10243102044120
119410a847971
123b146471388
1319c02c63cb0
14baa265958c
1564cc45a465
hex389a02cfd8

243102044120 has 32 divisors (see below), whose sum is σ = 589054954320. Its totient is φ = 89760754560.

The previous prime is 243102044117. The next prime is 243102044123. The reversal of 243102044120 is 21440201342.

It is an interprime number because it is at equal distance from previous prime (243102044117) and next prime (243102044123).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243102044123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 233751446 + ... + 233752485.

Almost surely, 2243102044120 is an apocalyptic number.

243102044120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

243102044120 is an abundant number, since it is smaller than the sum of its proper divisors (345952910200).

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

243102044120 is a wasteful number, since it uses less digits than its factorization.

243102044120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 467503955 (or 467503951 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 243102044120 its reverse (21440201342), we get a palindrome (264542245462).

The spelling of 243102044120 in words is "two hundred forty-three billion, one hundred two million, forty-four thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 13 20 26 40 52 65 104 130 260 520 467503931 935007862 1870015724 2337519655 3740031448 4675039310 6077551103 9350078620 12155102206 18700157240 24310204412 30387755515 48620408824 60775511030 121551022060 243102044120