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12970161210 = 235827352259
BaseRepresentation
bin11000001010001010…
…01111010000111010
31020110220122110100010
430011011033100322
5203030330124320
65543003322350
7636261360036
oct140505172072
936426573303
1012970161210
1155563550a6
12261b8203b6
1312b9155206
148b07dd1c6
1550da0aae0
hex30514f43a

12970161210 has 32 divisors (see below), whose sum is σ = 31132745280. Its totient is φ = 3458225408.

The previous prime is 12970161209. The next prime is 12970161229. The reversal of 12970161210 is 1216107921.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 222061 + ... + 274319.

It is an arithmetic number, because the mean of its divisors is an integer number (972898290).

Almost surely, 212970161210 is an apocalyptic number.

12970161210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12970161210 is an abundant number, since it is smaller than the sum of its proper divisors (18162584070).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12970161210 is a wasteful number, since it uses less digits than its factorization.

12970161210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60542.

The product of its (nonzero) digits is 1512, while the sum is 30.

The spelling of 12970161210 in words is "twelve billion, nine hundred seventy million, one hundred sixty-one thousand, two hundred ten".

Divisors: 1 2 3 5 6 10 15 30 8273 16546 24819 41365 49638 52259 82730 104518 124095 156777 248190 261295 313554 522590 783885 1567770 432338707 864677414 1297016121 2161693535 2594032242 4323387070 6485080605 12970161210