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252000070 = 2573600001
BaseRepresentation
bin11110000010100…
…11011101000110
3122120011221002221
433001103131012
51004003000240
641001122554
76146652040
oct1701233506
9576157087
10252000070
1111a27a423
127048945a
1340292b8a
142567aa90
15171cba4a
hexf053746

252000070 has 16 divisors (see below), whose sum is σ = 518400288. Its totient is φ = 86400000.

The previous prime is 252000037. The next prime is 252000071. The reversal of 252000070 is 70000252.

It is a happy number.

252000070 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252000071) 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, 1799931 + ... + 1800070.

It is an arithmetic number, because the mean of its divisors is an integer number (32400018).

Almost surely, 2252000070 is an apocalyptic number.

252000070 is an abundant number, since it is smaller than the sum of its proper divisors (266400218).

252000070 is a wasteful number, since it uses less digits than its factorization.

252000070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3600015.

The product of its (nonzero) digits is 140, while the sum is 16.

The square root of 252000070 is about 15874.5100711801. The cubic root of 252000070 is about 631.6360182504.

The spelling of 252000070 in words is "two hundred fifty-two million, seventy", and thus it is an aban number.

Divisors: 1 2 5 7 10 14 35 70 3600001 7200002 18000005 25200007 36000010 50400014 126000035 252000070