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157118753253 = 37112221327941
BaseRepresentation
bin1001001001010100000…
…0011110100111100101
3120000112212122122111110
42102111000132213211
510033234400101003
6200102424055233
714231356236630
oct2222500364745
9500485578443
10157118753253
11606a7492900
122654a904519
1311a7c3639a7
147866dc0c17
154148a54a03
hex249501e9e5

157118753253 has 48 divisors (see below), whose sum is σ = 263291430528. Its totient is φ = 81580329600.

The previous prime is 157118753237. The next prime is 157118753261. The reversal of 157118753253 is 352357811751.

It is a happy number.

It is not a de Polignac number, because 157118753253 - 24 = 157118753237 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157118753053) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 5609263 + ... + 5637203.

It is an arithmetic number, because the mean of its divisors is an integer number (5485238136).

Almost surely, 2157118753253 is an apocalyptic number.

It is an amenable number.

157118753253 is a deficient number, since it is larger than the sum of its proper divisors (106172677275).

157118753253 is a wasteful number, since it uses less digits than its factorization.

157118753253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30186 (or 30175 counting only the distinct ones).

The product of its digits is 882000, while the sum is 48.

The spelling of 157118753253 in words is "one hundred fifty-seven billion, one hundred eighteen million, seven hundred fifty-three thousand, two hundred fifty-three".

Divisors: 1 3 7 11 21 33 77 121 231 363 847 2213 2541 6639 15491 24343 27941 46473 73029 83823 170401 195587 267773 307351 511203 586761 803319 922053 1874411 2151457 3380861 5623233 6454371 10142583 23666027 61833433 70998081 185500299 432834031 680167763 1298502093 2040503289 4761174341 7481845393 14283523023 22445536179 52372917751 157118753253