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102052246948 = 221910971224059
BaseRepresentation
bin101111100001011001…
…0011011010110100100
3100202102012022021210221
41133002302123112210
53133000333400243
6114514313454124
710241643533521
oct1370262332644
9322365267727
10102052246948
113a309918663
1217941111344
139814a4ab52
144d2183a148
1529c44bcbed
hex17c2c9b5a4

102052246948 has 24 divisors (see below), whose sum is σ = 188162503200. Its totient is φ = 48296432448.

The previous prime is 102052246943. The next prime is 102052246949. The reversal of 102052246948 is 849642250201.

It is a super-2 number, since 2×1020522469482 (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (102052246943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 528658 + ... + 695401.

It is an arithmetic number, because the mean of its divisors is an integer number (7840104300).

Almost surely, 2102052246948 is an apocalyptic number.

It is an amenable number.

102052246948 is a deficient number, since it is larger than the sum of its proper divisors (86110256252).

102052246948 is a wasteful number, since it uses less digits than its factorization.

102052246948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1225179 (or 1225177 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 43.

The spelling of 102052246948 in words is "one hundred two billion, fifty-two million, two hundred forty-six thousand, nine hundred forty-eight".

Divisors: 1 2 4 19 38 76 1097 2194 4388 20843 41686 83372 1224059 2448118 4896236 23257121 46514242 93028484 1342792723 2685585446 5371170892 25513061737 51026123474 102052246948