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145103996 = 2236275999
BaseRepresentation
bin10001010011000…
…01110001111100
3101010001001021002
420221201301330
5244121311441
622222025432
73411235502
oct1051416174
9333031232
10145103996
11749a8864
1240718278
13240a656b
14153b2672
15cb13b9b
hex8a61c7c

145103996 has 6 divisors (see below), whose sum is σ = 253932000. Its totient is φ = 72551996.

The previous prime is 145103939. The next prime is 145104041. The reversal of 145103996 is 699301541.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18137996 + ... + 18138003.

It is an arithmetic number, because the mean of its divisors is an integer number (42322000).

Almost surely, 2145103996 is an apocalyptic number.

It is an amenable number.

145103996 is a deficient number, since it is larger than the sum of its proper divisors (108828004).

145103996 is a wasteful number, since it uses less digits than its factorization.

145103996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36276003 (or 36276001 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 38.

The square root of 145103996 is about 12045.9120036633. The cubic root of 145103996 is about 525.4843554238.

The spelling of 145103996 in words is "one hundred forty-five million, one hundred three thousand, nine hundred ninety-six".

Divisors: 1 2 4 36275999 72551998 145103996