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145010351031 = 3721375881921
BaseRepresentation
bin1000011100001101001…
…0100101101110110111
3111212022000120002020220
42013003102211232313
54333440122213111
6150341123025423
713322330434500
oct2070322455667
9455260502226
10145010351031
1156553621017
122412b80b273
131089c906150
147038c25ba7
153b8aa1ee06
hex21c34a5bb7

145010351031 has 24 divisors (see below), whose sum is σ = 242215095024. Its totient is φ = 76488975360.

The previous prime is 145010351021. The next prime is 145010351039. The reversal of 145010351031 is 130153010541.

It is not a de Polignac number, because 145010351031 - 210 = 145010350007 is a prime.

It is a super-2 number, since 2×1450103510312 (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 145010350992 and 145010351010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145010351039) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 37939050 + ... + 37942871.

It is an arithmetic number, because the mean of its divisors is an integer number (10092295626).

Almost surely, 2145010351031 is an apocalyptic number.

145010351031 is a deficient number, since it is larger than the sum of its proper divisors (97204743993).

145010351031 is a wasteful number, since it uses less digits than its factorization.

145010351031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75881951 (or 75881944 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 24.

Adding to 145010351031 its reverse (130153010541), we get a palindrome (275163361572).

The spelling of 145010351031 in words is "one hundred forty-five billion, ten million, three hundred fifty-one thousand, thirty-one".

Divisors: 1 3 7 13 21 39 49 91 147 273 637 1911 75881921 227645763 531173447 986464973 1593520341 2959394919 3718214129 6905254811 11154642387 20715764433 48336783677 145010351031