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70038352 = 2410342499
BaseRepresentation
bin1000010110010…
…11001101010000
311212210022120001
410023023031100
5120412211402
610541055344
71510213306
oct413131520
9155708501
1070038352
113659793a
121b557554
1311683117
149432276
156237187
hex42cb350

70038352 has 20 divisors (see below), whose sum is σ = 137020000. Its totient is φ = 34678368.

The previous prime is 70038337. The next prime is 70038379. The reversal of 70038352 is 25383007.

It is a self number, because there is not a number n which added to its sum of digits gives 70038352.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19602 + ... + 22897.

It is an arithmetic number, because the mean of its divisors is an integer number (6851000).

Almost surely, 270038352 is an apocalyptic number.

It is an amenable number.

70038352 is a deficient number, since it is larger than the sum of its proper divisors (66981648).

70038352 is a wasteful number, since it uses less digits than its factorization.

70038352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42610 (or 42604 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 70038352 is about 8368.8919218735. The cubic root of 70038352 is about 412.2037826839.

The spelling of 70038352 in words is "seventy million, thirty-eight thousand, three hundred fifty-two".

Divisors: 1 2 4 8 16 103 206 412 824 1648 42499 84998 169996 339992 679984 4377397 8754794 17509588 35019176 70038352