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152157101210 = 25412291620589
BaseRepresentation
bin1000110110110101000…
…1010001110010011010
3112112202002102121102222
42031231101101302122
54443104204214320
6153522222424042
713664411010032
oct2155521216232
9475662377388
10152157101210
1159590798224
12255a5132022
131146b4409ca
1475160628c2
153e58175825
hex236d451c9a

152157101210 has 32 divisors (see below), whose sum is σ = 281788189200. Its totient is φ = 59119050240.

The previous prime is 152157101183. The next prime is 152157101233. The reversal of 152157101210 is 12101751251.

It can be written as a sum of positive squares in 8 ways, for example, as 97989659089 + 54167442121 = 313033^2 + 232739^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 152157101210.

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, 716405 + ... + 904184.

Almost surely, 2152157101210 is an apocalyptic number.

152157101210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

152157101210 is a deficient number, since it is larger than the sum of its proper divisors (129631087990).

152157101210 is a wasteful number, since it uses less digits than its factorization.

152157101210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1620866.

The product of its (nonzero) digits is 700, while the sum is 26.

Adding to 152157101210 its reverse (12101751251), we get a palindrome (164258852461).

The spelling of 152157101210 in words is "one hundred fifty-two billion, one hundred fifty-seven million, one hundred one thousand, two hundred ten".

Divisors: 1 2 5 10 41 82 205 229 410 458 1145 2290 9389 18778 46945 93890 1620589 3241178 8102945 16205890 66444149 132888298 332220745 371114881 664441490 742229762 1855574405 3711148810 15215710121 30431420242 76078550605 152157101210