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149898898941 = 31137122767321
BaseRepresentation
bin1000101110011010101…
…0111010110111111101
3112022220201020001021220
42023212222322313331
54423443104231231
6152510153343553
713554430421661
oct2134652726775
9468821201256
10149898898941
1158632025460
1225074a07bb9
131119b64174c
1473801948a1
153d74cad896
hex22e6abadfd

149898898941 has 16 divisors (see below), whose sum is σ = 223927595328. Its totient is φ = 88392470400.

The previous prime is 149898898937. The next prime is 149898898967.

149898898941 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 149898898941 - 22 = 149898898937 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149898898441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61382440 + ... + 61384881.

It is an arithmetic number, because the mean of its divisors is an integer number (13995474708).

Almost surely, 2149898898941 is an apocalyptic number.

149898898941 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

149898898941 is a deficient number, since it is larger than the sum of its proper divisors (74028696387).

149898898941 is a wasteful number, since it uses less digits than its factorization.

149898898941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122767372.

The product of its digits is 429981696, while the sum is 78.

The spelling of 149898898941 in words is "one hundred forty-nine billion, eight hundred ninety-eight million, eight hundred ninety-eight thousand, nine hundred forty-one".

Divisors: 1 3 11 33 37 111 407 1221 122767321 368301963 1350440531 4051321593 4542390877 13627172631 49966299647 149898898941