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142032103990 = 2576613069637
BaseRepresentation
bin1000010001000111000…
…1011110101000110110
3111120121110110110100221
42010101301132220312
54311340204311430
6145125412524554
713155454651510
oct2042161365066
9446543413327
10142032103990
1155265468a27
122363a32075a
1310516899baa
146c35482bb0
153a6432657a
hex2111c5ea36

142032103990 has 32 divisors (see below), whose sum is σ = 292622451264. Its totient is φ = 48623034240.

The previous prime is 142032103949. The next prime is 142032104003. The reversal of 142032103990 is 99301230241.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1488549 + ... + 1581088.

It is an arithmetic number, because the mean of its divisors is an integer number (9144451602).

Almost surely, 2142032103990 is an apocalyptic number.

142032103990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

142032103990 is an abundant number, since it is smaller than the sum of its proper divisors (150590347274).

142032103990 is a wasteful number, since it uses less digits than its factorization.

142032103990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3070312.

The product of its (nonzero) digits is 11664, while the sum is 34.

The spelling of 142032103990 in words is "one hundred forty-two billion, thirty-two million, one hundred three thousand, nine hundred ninety".

Divisors: 1 2 5 7 10 14 35 70 661 1322 3305 4627 6610 9254 23135 46270 3069637 6139274 15348185 21487459 30696370 42974918 107437295 214874590 2029030057 4058060114 10145150285 14203210399 20290300570 28406420798 71016051995 142032103990