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830137070 = 25711859101
BaseRepresentation
bin110001011110101…
…110001011101110
32010212001022222102
4301132232023232
53200003341240
6214212415102
726400022460
oct6136561356
92125038872
10830137070
113966552a4
121b2017492
13102ca5389
147c372130
154cd2b815
hex317ae2ee

830137070 has 16 divisors (see below), whose sum is σ = 1707710688. Its totient is φ = 284618400.

The previous prime is 830137043. The next prime is 830137073. The reversal of 830137070 is 70731038.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (830137073) 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, 5929481 + ... + 5929620.

It is an arithmetic number, because the mean of its divisors is an integer number (106731918).

Almost surely, 2830137070 is an apocalyptic number.

830137070 is an abundant number, since it is smaller than the sum of its proper divisors (877573618).

830137070 is a wasteful number, since it uses less digits than its factorization.

830137070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11859115.

The product of its (nonzero) digits is 3528, while the sum is 29.

The square root of 830137070 is about 28812.0993681474. The cubic root of 830137070 is about 939.8313678184.

The spelling of 830137070 in words is "eight hundred thirty million, one hundred thirty-seven thousand, seventy".

Divisors: 1 2 5 7 10 14 35 70 11859101 23718202 59295505 83013707 118591010 166027414 415068535 830137070