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135157485470 = 2572275831603
BaseRepresentation
bin111110111100000000…
…0111000111110011110
3110220212100122122122012
41331320000320332132
54203300304013340
6142031313551222
712523220446100
oct1757000707636
9426770578565
10135157485470
1152357971317
122223bb75512
13c98c553497
146782443570
1537b0a27565
hex1f78038f9e

135157485470 has 24 divisors (see below), whose sum is σ = 283003225704. Its totient is φ = 46339709136.

The previous prime is 135157485467. The next prime is 135157485487. The reversal of 135157485470 is 74584751531.

It is a happy number.

It is a super-2 number, since 2×1351574854702 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 137915312 + ... + 137916291.

It is an arithmetic number, because the mean of its divisors is an integer number (11791801071).

Almost surely, 2135157485470 is an apocalyptic number.

135157485470 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

135157485470 is an abundant number, since it is smaller than the sum of its proper divisors (147845740234).

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

135157485470 is a wasteful number, since it uses less digits than its factorization.

135157485470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275831624 (or 275831617 counting only the distinct ones).

The product of its (nonzero) digits is 2352000, while the sum is 50.

The spelling of 135157485470 in words is "one hundred thirty-five billion, one hundred fifty-seven million, four hundred eighty-five thousand, four hundred seventy".

Divisors: 1 2 5 7 10 14 35 49 70 98 245 490 275831603 551663206 1379158015 1930821221 2758316030 3861642442 9654106105 13515748547 19308212210 27031497094 67578742735 135157485470