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70225301 = 131661811
BaseRepresentation
bin1000010111110…
…00110110010101
311220010211000002
410023320312111
5120434202201
610545101045
71511622326
oct413706625
9156124002
1070225301
1136705343
121b627785
131171a243
14948044d
15627276b
hex42f8d95

70225301 has 8 divisors (see below), whose sum is σ = 70955808. Its totient is φ = 69498000.

The previous prime is 70225247. The next prime is 70225303. The reversal of 70225301 is 10352207.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 70225301 - 26 = 70225237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70225303) 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, 86186 + ... + 86996.

It is an arithmetic number, because the mean of its divisors is an integer number (8869476).

Almost surely, 270225301 is an apocalyptic number.

It is an amenable number.

70225301 is a deficient number, since it is larger than the sum of its proper divisors (730507).

70225301 is a wasteful number, since it uses less digits than its factorization.

70225301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1603.

The product of its (nonzero) digits is 420, while the sum is 20.

The square root of 70225301 is about 8380.0537587774. The cubic root of 70225301 is about 412.5702134535.

Adding to 70225301 its reverse (10352207), we get a palindrome (80577508).

The spelling of 70225301 in words is "seventy million, two hundred twenty-five thousand, three hundred one".

Divisors: 1 131 661 811 86591 106241 536071 70225301