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120352542 = 2328370879
BaseRepresentation
bin1110010110001…
…10111100011110
322101110112122120
413023012330132
5221302240132
615535323410
72660660022
oct713067436
9271415576
10120352542
1161a32712
1234380566
131bc1b52b
1411dac382
15a87502c
hex72c6f1e

120352542 has 16 divisors (see below), whose sum is σ = 241559040. Its totient is φ = 39975192.

The previous prime is 120352493. The next prime is 120352543. The reversal of 120352542 is 245253021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120352543) 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, 33742 + ... + 37137.

It is an arithmetic number, because the mean of its divisors is an integer number (15097440).

Almost surely, 2120352542 is an apocalyptic number.

120352542 is an abundant number, since it is smaller than the sum of its proper divisors (121206498).

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

120352542 is a wasteful number, since it uses less digits than its factorization.

120352542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71167.

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 120352542 is about 10970.5306161553. The cubic root of 120352542 is about 493.7249666954.

The spelling of 120352542 in words is "one hundred twenty million, three hundred fifty-two thousand, five hundred forty-two".

Divisors: 1 2 3 6 283 566 849 1698 70879 141758 212637 425274 20058757 40117514 60176271 120352542