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670207053 = 3937238423
BaseRepresentation
bin100111111100101…
…000110001001101
31201201010001020110
4213330220301031
52333033111203
6150300510233
722415444265
oct4774506115
91651101213
10670207053
1131435052a
1216854b379
13a8b0a729
14650207a5
153dc89d03
hex27f28c4d

670207053 has 8 divisors (see below), whose sum is σ = 894566848. Its totient is φ = 446325984.

The previous prime is 670207049. The next prime is 670207091. The reversal of 670207053 is 350702076.

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

It is not a de Polignac number, because 670207053 - 22 = 670207049 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 670207053.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (670207453) 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, 116401 + ... + 122022.

It is an arithmetic number, because the mean of its divisors is an integer number (111820856).

Almost surely, 2670207053 is an apocalyptic number.

It is an amenable number.

670207053 is a deficient number, since it is larger than the sum of its proper divisors (224359795).

670207053 is a wasteful number, since it uses less digits than its factorization.

670207053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239363.

The product of its (nonzero) digits is 8820, while the sum is 30.

The square root of 670207053 is about 25888.3574797630. The cubic root of 670207053 is about 875.1241415157.

The spelling of 670207053 in words is "six hundred seventy million, two hundred seven thousand, fifty-three".

Divisors: 1 3 937 2811 238423 715269 223402351 670207053