Base | Representation |
---|---|
bin | 1000011101001100111… |
… | …1001011011110100100 |
3 | 111212222122222121011210 |
4 | 2013103033023132210 |
5 | 4340012120030031 |
6 | 150423441231420 |
7 | 13332056466021 |
oct | 2072317133644 |
9 | 455878877153 |
10 | 145277892516 |
11 | 56680645989 |
12 | 241a5332570 |
13 | 1091317ac13 |
14 | 706258a548 |
15 | 3ba426b746 |
hex | 21d33cb7a4 |
145277892516 has 24 divisors (see below), whose sum is σ = 339412497760. Its totient is φ = 48364428672.
The previous prime is 145277892509. The next prime is 145277892547. The reversal of 145277892516 is 615298772541.
It is a super-2 number, since 2×1452778925162 (a number of 23 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7682101 + ... + 7700988.
Almost surely, 2145277892516 is an apocalyptic number.
It is an amenable number.
145277892516 is an abundant number, since it is smaller than the sum of its proper divisors (194134605244).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145277892516 is a wasteful number, since it uses less digits than its factorization.
145277892516 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15383883 (or 15383881 counting only the distinct ones).
The product of its digits is 8467200, while the sum is 57.
The spelling of 145277892516 in words is "one hundred forty-five billion, two hundred seventy-seven million, eight hundred ninety-two thousand, five hundred sixteen".
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