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148863388430 = 2531321475283
BaseRepresentation
bin1000101010100011110…
…0110000101100001110
3112020020112201122220202
42022220330300230032
54414333011412210
6152215323013502
713516654631621
oct2125074605416
9466215648822
10148863388430
1158150558049
1224a2606a292
1311064c50333
1472c2841db8
153d13e159a5
hex22a8f30b0e

148863388430 has 16 divisors (see below), whose sum is σ = 267963218064. Its totient is φ = 59543328960.

The previous prime is 148863388423. The next prime is 148863388433. The reversal of 148863388430 is 34883368841.

It is a super-2 number, since 2×1488633884302 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148863388433) 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 7 ways as a sum of consecutive naturals, for example, 75569 + ... + 550851.

It is an arithmetic number, because the mean of its divisors is an integer number (16747701129).

Almost surely, 2148863388430 is an apocalyptic number.

148863388430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

148863388430 is a deficient number, since it is larger than the sum of its proper divisors (119099829634).

148863388430 is a wasteful number, since it uses less digits than its factorization.

148863388430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 506611.

The product of its (nonzero) digits is 10616832, while the sum is 56.

The spelling of 148863388430 in words is "one hundred forty-eight billion, eight hundred sixty-three million, three hundred eighty-eight thousand, four hundred thirty".

Divisors: 1 2 5 10 31321 62642 156605 313210 475283 950566 2376415 4752830 14886338843 29772677686 74431694215 148863388430