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156147000918 = 23293730837867
BaseRepresentation
bin1001000101101100010…
…1100010011001010110
3112221001011010111220020
42101123011202121112
510024242113012133
6155422152050010
714165316415506
oct2213305423126
9487034114806
10156147000918
1160248a029a7
1226319393906
1311955c36ccc
1477b3d07a06
1540dd5a30b3
hex245b162656

156147000918 has 64 divisors (see below), whose sum is σ = 331943996160. Its totient is φ = 48873912192.

The previous prime is 156147000907. The next prime is 156147000959. The reversal of 156147000918 is 819000741651.

It is a self number, because there is not a number n which added to its sum of digits gives 156147000918.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19844421 + ... + 19852287.

It is an arithmetic number, because the mean of its divisors is an integer number (5186624940).

Almost surely, 2156147000918 is an apocalyptic number.

156147000918 is an abundant number, since it is smaller than the sum of its proper divisors (175796995242).

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

156147000918 is a wasteful number, since it uses less digits than its factorization.

156147000918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11021.

The product of its (nonzero) digits is 60480, while the sum is 42.

The spelling of 156147000918 in words is "one hundred fifty-six billion, one hundred forty-seven million, nine hundred eighteen", and thus it is an aban number.

Divisors: 1 2 3 6 29 37 58 74 87 111 174 222 1073 2146 3083 3219 6166 6438 7867 9249 15734 18498 23601 47202 89407 114071 178814 228142 228143 268221 291079 342213 456286 536442 582158 684426 684429 873237 1368858 1746474 3308059 6616118 8441291 9924177 16882582 19848354 24253961 25323873 48507922 50647746 72761883 145523766 703364869 897396557 1406729738 1794793114 2110094607 2692189671 4220189214 5384379342 26024500153 52049000306 78073500459 156147000918